Rename: groupchats -> conferences

This is in line with the toxcore API naming scheme and is in preparation
for the merge with the new groupchat implementation

src/conference_commands.h

@@ -0,0 +1,31 @@
+/*  conference_commands.h
+ *
+ *
+ *  Copyright (C) 2014 Toxic All Rights Reserved.
+ *
+ *  This file is part of Toxic.
+ *
+ *  Toxic 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.
+ *
+ *  Toxic 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 Toxic.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef CONFERENCE_COMMANDS_H
+#define CONFERENCE_COMMANDS_H
+
+#include "windows.h"
+#include "toxic.h"
+
+void cmd_conference_set_title(WINDOW *window, ToxWindow *self, Tox *m, int argc, char (*argv)[MAX_STR_SIZE]);
+
+#endif /* CONFERENCE_COMMANDS_H */