Use shorter file names for groups

SQF/dayz_code/groups/reject.sqf

@@ -0,0 +1,20 @@
+private ["_display","_inviteText","_joinButton","_uid"];
+
+_display = findDisplay 80000;
+_joinButton = _display displayCtrl 7;
+_inviteText = _display displayCtrl 9;
+{_x ctrlShow false} count [_inviteText,_joinButton];
+
+_uid = getPlayerUID player;
+
+//Remove all invites to this player
+{
+	if (_uid == _x select 1) then {
+		dayz_activeInvites set [_forEachIndex,"delete"];
+	};
+} forEach dayz_activeInvites;
+dayz_activeInvites = dayz_activeInvites - ["delete"];
+
+//Sync change to all remote machines (less data than sending whole array)
+PVDZ_groupInvite = [false,_uid];
+publicVariableServer "PVDZ_groupInvite";