[svn] -enabled instantiated battlegrounds

-enabled arena matches
-rewritten battleground queuing to support joining as group
-removed queue announcements

--HG--
branch : trunk

sql/updates/10_instantiated_battlegrounds.sql

@@ -0,0 +1,38 @@
+DELETE FROM `instance_template` WHERE `map` IN ('489', '30', '529', '566', '559', '562', '572');
+INSERT INTO `instance_template` (`map`, `parent`, `levelMin`, `levelMax`, `maxPlayers`, `reset_delay`) VALUES 
+('489', '0', '10', '0', '50', '0'),
+('30', '0', '10', '0', '50', '0'),
+('529', '0', '10', '0', '50', '0'),
+('566', '0', '10', '0', '50', '0'),
+('559', '0', '10', '0', '50', '0'),
+('562', '0', '10', '0', '50', '0'),
+('572', '0', '10', '0', '50', '0');
+
+DELETE FROM `command` WHERE `name` = "flusharenapoints";
+DELETE FROM `command` WHERE `name` = "debug arena";
+INSERT INTO `command` (`name`, `security`, `help`) VALUES
+('flusharenapoints',3,'Syntax: .flusharenapoints\r\n\r\nUse it to distribute arena points based on arena team ratings, and start a new week.'),
+('debug arena',3,'Syntax: .debug arena\r\n\r\n Toggles arena 1v1 or normal mode.');
+
+
+DELETE FROM mangos_string WHERE entry BETWEEN 711 AND 728;
+INSERT INTO mangos_string (entry, content_default) VALUES
+    (711,'Your group is too large for this battleground. Please regroup to join.'),
+    (712,'Your group is too large for this arena. Please regroup to join.'),
+    (713,'Your group has members not in your arena team. Please regroup to join.'),
+    (714,'Your group does not have enough players to join this match.'),
+    (715,'The Gold Team wins!'),
+    (716,'The Green Team wins!'),
+    (717, 'There aren\'t enough players in this battleground. It will end soon unless some more players join to balance the fight.'),
+    (718, 'Your group has an offline member. Please remove him before joining.'),
+    (719, 'Your group has players from the opposing faction. You can\'t join the battleground as a group.'),
+    (720, 'Your group has players from different battleground brakets. You can\'t join as group.'),
+    (721, 'Someone in your party is already in this battleground queue. (S)he must leave it before joining as group.'),
+    (722, 'Someone in your party is Deserter. You can\'t join as group.'),
+    (723, 'Someone in your party is already in three battleground queues. You cannot join as group.'),
+    (724, 'You cannot teleport to a battleground or arena map.'),
+    (725, 'You cannot summon players to a battleground or arena map.'),
+    (726, 'You must be in GM mode to teleport to a player in a battleground.'),
+    (727, 'You cannot teleport to a battleground from another battleground. Please leave the current battleground first.'),
+    (728, 'Arena testing turned %s');
+