add copyrigt and GPL-3.0-or-later license notice to source files

52 files changed, 884 insertions, 0 deletions

diff --git a/pica-client/accounts.cpp b/pica-client/accounts.cpp
index 4473084..9ba7b6c 100644
--- a/pica-client/accounts.cpp
+++ b/pica-client/accounts.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "accounts.h"
 #include <QFile>
 
diff --git a/pica-client/accounts.h b/pica-client/accounts.h
index f147888..1172ad6 100644
--- a/pica-client/accounts.h
+++ b/pica-client/accounts.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef ACCOUNTS_H
 #define ACCOUNTS_H
 
diff --git a/pica-client/accountswindow.cpp b/pica-client/accountswindow.cpp
index de2954c..edf71b1 100644
--- a/pica-client/accountswindow.cpp
+++ b/pica-client/accountswindow.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "accountswindow.h"
 #include <QVBoxLayout>
 #include "mainwindow.h"
diff --git a/pica-client/accountswindow.h b/pica-client/accountswindow.h
index c4f0fd8..6822e4c 100644
--- a/pica-client/accountswindow.h
+++ b/pica-client/accountswindow.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef ACCOUNTSWINDOW_H
 #define ACCOUNTSWINDOW_H
 
diff --git a/pica-client/askpassword.cpp b/pica-client/askpassword.cpp
index cf21ed4..c379b71 100644
--- a/pica-client/askpassword.cpp
+++ b/pica-client/askpassword.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "askpassword.h"
 #include "globals.h"
 #include <string.h>
diff --git a/pica-client/askpassword.h b/pica-client/askpassword.h
index 699054e..0566a52 100644
--- a/pica-client/askpassword.h
+++ b/pica-client/askpassword.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef ASKPASSWORD_H
 #define ASKPASSWORD_H
 
diff --git a/pica-client/chatwindow.cpp b/pica-client/chatwindow.cpp
index 36dc584..f1835d7 100644
--- a/pica-client/chatwindow.cpp
+++ b/pica-client/chatwindow.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "chatwindow.h"
 #include "globals.h"
 #include "contacts.h"
diff --git a/pica-client/chatwindow.h b/pica-client/chatwindow.h
index 087b580..7b653f4 100644
--- a/pica-client/chatwindow.h
+++ b/pica-client/chatwindow.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef CHATWINDOW_H
 #define CHATWINDOW_H
 
diff --git a/pica-client/contactlistwidget.cpp b/pica-client/contactlistwidget.cpp
index 9c607ac..dd23d34 100644
--- a/pica-client/contactlistwidget.cpp
+++ b/pica-client/contactlistwidget.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "contactlistwidget.h"
 #include "globals.h"
 #include "dialogs/viewcertdialog.h"
diff --git a/pica-client/contactlistwidget.h b/pica-client/contactlistwidget.h
index a56561d..c7bfe8d 100644
--- a/pica-client/contactlistwidget.h
+++ b/pica-client/contactlistwidget.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef CONTACTLISTWIDGET_H
 #define CONTACTLISTWIDGET_H
 
diff --git a/pica-client/contacts.cpp b/pica-client/contacts.cpp
index 08ff999..945b193 100644
--- a/pica-client/contacts.cpp
+++ b/pica-client/contacts.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "contacts.h"
 
 
diff --git a/pica-client/contacts.h b/pica-client/contacts.h
index f8ea807..aadf5c9 100644
--- a/pica-client/contacts.h
+++ b/pica-client/contacts.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef CONTACTS_H
 #define CONTACTS_H
 
diff --git a/pica-client/dhparam.cpp b/pica-client/dhparam.cpp
index 090d6a4..62f7fe0 100644
--- a/pica-client/dhparam.cpp
+++ b/pica-client/dhparam.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "dhparam.h"
 #include <QFile>
 #include <QDir>
diff --git a/pica-client/dhparam.h b/pica-client/dhparam.h
index 6210c14..622e201 100644
--- a/pica-client/dhparam.h
+++ b/pica-client/dhparam.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef DHPARAM_H
 #define DHPARAM_H
 
diff --git a/pica-client/dialogs/addaccountdialog.cpp b/pica-client/dialogs/addaccountdialog.cpp
index 39c2ef3..8d3ed39 100644
--- a/pica-client/dialogs/addaccountdialog.cpp
+++ b/pica-client/dialogs/addaccountdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "addaccountdialog.h"
 #include <QGridLayout>
 #include <QLabel>
diff --git a/pica-client/dialogs/addaccountdialog.h b/pica-client/dialogs/addaccountdialog.h
index 2f30a93..e45e1ed 100644
--- a/pica-client/dialogs/addaccountdialog.h
+++ b/pica-client/dialogs/addaccountdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef ADDACCOUNTDIALOG_H
 #define ADDACCOUNTDIALOG_H
 
diff --git a/pica-client/dialogs/filetransferdialog.cpp b/pica-client/dialogs/filetransferdialog.cpp
index 0f7229f..c0afd84 100644
--- a/pica-client/dialogs/filetransferdialog.cpp
+++ b/pica-client/dialogs/filetransferdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "filetransferdialog.h"
 #include "../contacts.h"
 #include "../accounts.h"
diff --git a/pica-client/dialogs/filetransferdialog.h b/pica-client/dialogs/filetransferdialog.h
index 822dcf5..7b4e8db 100644
--- a/pica-client/dialogs/filetransferdialog.h
+++ b/pica-client/dialogs/filetransferdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef FILETRANSFERDIALOG_H
 #define FILETRANSFERDIALOG_H
 
diff --git a/pica-client/dialogs/forgedcertdialog.cpp b/pica-client/dialogs/forgedcertdialog.cpp
index 54244a2..7a53003 100644
--- a/pica-client/dialogs/forgedcertdialog.cpp
+++ b/pica-client/dialogs/forgedcertdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "forgedcertdialog.h"
 #include "viewcertdialog.h"
 #include <QGridLayout>
diff --git a/pica-client/dialogs/forgedcertdialog.h b/pica-client/dialogs/forgedcertdialog.h
index 08f5d42..5f17b40 100644
--- a/pica-client/dialogs/forgedcertdialog.h
+++ b/pica-client/dialogs/forgedcertdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef FORGEDCERTDIALOG_H
 #define FORGEDCERTDIALOG_H
 
diff --git a/pica-client/dialogs/registeraccountdialog.cpp b/pica-client/dialogs/registeraccountdialog.cpp
index bfa4db4..3fd0f71 100644
--- a/pica-client/dialogs/registeraccountdialog.cpp
+++ b/pica-client/dialogs/registeraccountdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "registeraccountdialog.h"
 #include "../globals.h"
 #include <QVBoxLayout>
diff --git a/pica-client/dialogs/registeraccountdialog.h b/pica-client/dialogs/registeraccountdialog.h
index 9771ccd..ae87cab 100644
--- a/pica-client/dialogs/registeraccountdialog.h
+++ b/pica-client/dialogs/registeraccountdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef REGISTERACCOUNTDIALOG_H
 #define REGISTERACCOUNTDIALOG_H
 
diff --git a/pica-client/dialogs/settingsdialog.cpp b/pica-client/dialogs/settingsdialog.cpp
index 6850f5e..d5f34a7 100644
--- a/pica-client/dialogs/settingsdialog.cpp
+++ b/pica-client/dialogs/settingsdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "settingsdialog.h"
 #include "../settings.h"
 #include "../globals.h"
diff --git a/pica-client/dialogs/settingsdialog.h b/pica-client/dialogs/settingsdialog.h
index 74c9a43..3709385 100644
--- a/pica-client/dialogs/settingsdialog.h
+++ b/pica-client/dialogs/settingsdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef SETTINGSDIALOG_H
 #define SETTINGSDIALOG_H
 
diff --git a/pica-client/dialogs/showpicaiddialog.cpp b/pica-client/dialogs/showpicaiddialog.cpp
index 4e45c30..44c36f4 100644
--- a/pica-client/dialogs/showpicaiddialog.cpp
+++ b/pica-client/dialogs/showpicaiddialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "showpicaiddialog.h"
 #include <QVBoxLayout>
 #include <QFontMetrics>
diff --git a/pica-client/dialogs/showpicaiddialog.h b/pica-client/dialogs/showpicaiddialog.h
index 5523bc3..960c02f 100644
--- a/pica-client/dialogs/showpicaiddialog.h
+++ b/pica-client/dialogs/showpicaiddialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef SHOWPICAIDDIALOG_H
 #define SHOWPICAIDDIALOG_H
 
diff --git a/pica-client/dialogs/viewcertdialog.cpp b/pica-client/dialogs/viewcertdialog.cpp
index c94df25..5eb2652 100644
--- a/pica-client/dialogs/viewcertdialog.cpp
+++ b/pica-client/dialogs/viewcertdialog.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "viewcertdialog.h"
 #include "../openssltool.h"
 #include <QVBoxLayout>
diff --git a/pica-client/dialogs/viewcertdialog.h b/pica-client/dialogs/viewcertdialog.h
index c9a8ade..84782c3 100644
--- a/pica-client/dialogs/viewcertdialog.h
+++ b/pica-client/dialogs/viewcertdialog.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef VIEWCERTDIALOG_H
 #define VIEWCERTDIALOG_H
 
diff --git a/pica-client/filetransfercontroller.cpp b/pica-client/filetransfercontroller.cpp
index c31b73a..7a5e761 100644
--- a/pica-client/filetransfercontroller.cpp
+++ b/pica-client/filetransfercontroller.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "filetransfercontroller.h"
 #include "globals.h"
 #include "skynet.h"
diff --git a/pica-client/filetransfercontroller.h b/pica-client/filetransfercontroller.h
index fbc7d84..9caca3e 100644
--- a/pica-client/filetransfercontroller.h
+++ b/pica-client/filetransfercontroller.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef FILETRANSFERCONTROLLER_H
 #define FILETRANSFERCONTROLLER_H
 
diff --git a/pica-client/globals.h b/pica-client/globals.h
index ff657be..0b3183a 100644
--- a/pica-client/globals.h
+++ b/pica-client/globals.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef GLOBALS_H
 #define GLOBALS_H
 
diff --git a/pica-client/history.cpp b/pica-client/history.cpp
index 77afe1b..3d4e127 100644
--- a/pica-client/history.cpp
+++ b/pica-client/history.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "history.h"
 #include <QDebug>
 
diff --git a/pica-client/history.h b/pica-client/history.h
index 916f80e..1896a65 100644
--- a/pica-client/history.h
+++ b/pica-client/history.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef HISTORY_H
 #define HISTORY_H
 
diff --git a/pica-client/main.cpp b/pica-client/main.cpp
index 43ea995..debb105 100644
--- a/pica-client/main.cpp
+++ b/pica-client/main.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include <QtGui/QApplication>
 #include "mainwindow.h"
 #include "accountswindow.h"
diff --git a/pica-client/mainwindow.cpp b/pica-client/mainwindow.cpp
index c3e8a47..f2d04cd 100644
--- a/pica-client/mainwindow.cpp
+++ b/pica-client/mainwindow.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "mainwindow.h"
 #include "globals.h"
 #include "skynet.h"
diff --git a/pica-client/mainwindow.h b/pica-client/mainwindow.h
index 7fec577..09b86b2 100644
--- a/pica-client/mainwindow.h
+++ b/pica-client/mainwindow.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
diff --git a/pica-client/msguirouter.cpp b/pica-client/msguirouter.cpp
index b8c5843..f3d0916 100644
--- a/pica-client/msguirouter.cpp
+++ b/pica-client/msguirouter.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "msguirouter.h"
 #include "dialogs/forgedcertdialog.h"
 #include "history.h"
diff --git a/pica-client/msguirouter.h b/pica-client/msguirouter.h
index f931b4d..32890c0 100644
--- a/pica-client/msguirouter.h
+++ b/pica-client/msguirouter.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef MSGUIROUTER_H
 #define MSGUIROUTER_H
 
diff --git a/pica-client/nodes.cpp b/pica-client/nodes.cpp
index 229cb4a..9ffbd67 100644
--- a/pica-client/nodes.cpp
+++ b/pica-client/nodes.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "nodes.h"
 
 Nodes::Nodes(QString storage)
diff --git a/pica-client/nodes.h b/pica-client/nodes.h
index edbf5e0..3ddca51 100644
--- a/pica-client/nodes.h
+++ b/pica-client/nodes.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef NODES_H
 #define NODES_H
 
diff --git a/pica-client/openssltool.cpp b/pica-client/openssltool.cpp
index 39b5092..a899c74 100644
--- a/pica-client/openssltool.cpp
+++ b/pica-client/openssltool.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "openssltool.h"
 #include <QProcess>
 #include <QRegExp>
diff --git a/pica-client/openssltool.h b/pica-client/openssltool.h
index 4196f12..c8776a7 100644
--- a/pica-client/openssltool.h
+++ b/pica-client/openssltool.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef OPENSSLTOOL_H
 #define OPENSSLTOOL_H
 
diff --git a/pica-client/picaactioncenter.cpp b/pica-client/picaactioncenter.cpp
index cc0b8bb..3fe13d0 100644
--- a/pica-client/picaactioncenter.cpp
+++ b/pica-client/picaactioncenter.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "picaactioncenter.h"
 #include "globals.h"
 #include "mainwindow.h"
diff --git a/pica-client/picaactioncenter.h b/pica-client/picaactioncenter.h
index 721320b..72bcf7e 100644
--- a/pica-client/picaactioncenter.h
+++ b/pica-client/picaactioncenter.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef PICAACTIONCENTER_H
 #define PICAACTIONCENTER_H
 
diff --git a/pica-client/picasystray.cpp b/pica-client/picasystray.cpp
index 3c57683..81e679d 100644
--- a/pica-client/picasystray.cpp
+++ b/pica-client/picasystray.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "picasystray.h"
 #include "globals.h"
 #include "picaactioncenter.h"
diff --git a/pica-client/picasystray.h b/pica-client/picasystray.h
index b6e6a24..e86d38a 100644
--- a/pica-client/picasystray.h
+++ b/pica-client/picasystray.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef PICASYSTRAY_H
 #define PICASYSTRAY_H
 
diff --git a/pica-client/settings.cpp b/pica-client/settings.cpp
index 474ddf5..703e5f2 100644
--- a/pica-client/settings.cpp
+++ b/pica-client/settings.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "settings.h"
 
 Settings::Settings(QString storage)
diff --git a/pica-client/settings.h b/pica-client/settings.h
index 21e3dba..a3c22ba 100644
--- a/pica-client/settings.h
+++ b/pica-client/settings.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef SETTINGS_H
 #define SETTINGS_H
 
diff --git a/pica-client/skynet.cpp b/pica-client/skynet.cpp
index 9092cc0..e445963 100644
--- a/pica-client/skynet.cpp
+++ b/pica-client/skynet.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "skynet.h"
 #include "globals.h"
 #include <QMutex>
diff --git a/pica-client/skynet.h b/pica-client/skynet.h
index 15c4359..4010ec6 100644
--- a/pica-client/skynet.h
+++ b/pica-client/skynet.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef SKYNET_H
 #define SKYNET_H
 
diff --git a/pica-client/sound.cpp b/pica-client/sound.cpp
index 0db4521..3684942 100644
--- a/pica-client/sound.cpp
+++ b/pica-client/sound.cpp
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #include "sound.h"
 
 #ifndef WIN32
diff --git a/pica-client/sound.h b/pica-client/sound.h
index eee7059..dec84db 100644
--- a/pica-client/sound.h
+++ b/pica-client/sound.h
@@ -1,3 +1,20 @@
+/*
+	(c) Copyright  2012 - 2018 Anton Sviridenko
+	https://picapica.im
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
 #ifndef SOUND_H
 #define SOUND_H
 #include <QString>