Merge [SD2]

r1314 Correct some spellId's and apply SD2 code style
r1315 Correct more spells and apply SD2 code style
r1316 Replace magic number with enum type name UNIT_DYNFLAG_DEAD
r1317 Add support for quest 1249. Patch by jotapdiez
r1318 Move AI's implementation from headers. Original patch/idea by DasBlub
r1319 Convert script related to quest 938 to use followerAI
r1320 Add new virtual function WaypointStart() to escortAI.

--HG--
branch : trunk

src/bindings/scripts/base/guard_ai.cpp

@@ -32,6 +32,11 @@ EndScriptData */
 #define SAY_GUARD_SIL_AGGRO2        -1070002
 #define SAY_GUARD_SIL_AGGRO3        -1070003
 
+guardAI::guardAI(Creature* pCreature) : ScriptedAI(pCreature),
+    GlobalCooldown(0),
+    BuffTimer(0)
+{}
+
 void guardAI::Reset()
 {
     GlobalCooldown = 0;