Guild PQ + fixed negative EXP error

Implemented Guild PQ. Fixed a problem introduced earlier where negative
EXP would be deemed as "integer overflow", provoking many game breaking
issues as result.

scripts/reactor/9208009.js

@@ -0,0 +1,28 @@
+/* 
+ * This file is part of the OdinMS Maple Story Server
+    Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc> 
+                       Matthias Butz <matze@odinms.de>
+                       Jan Christian Meyer <vimes@odinms.de>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License version 3
+    as published by the Free Software Foundation. You may not use, modify
+    or distribute this program under any other version of the
+    GNU Affero General Public License.
+
+    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 Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Opened GPQ boss room, players may now revive and stay on the GPQ
+
+function act() {
+        if(rm.getEventInstance() != null) {
+                rm.getEventInstance().setProperty("canRevive", "1");
+        }
+}