Script Instance Pit of Saron.

First basic script based on proposal of Synric on trinitycore forum (submitted by Skarabex on GC).
Still WiP with lots of work. In particular, the faction based npc/mob will have to be fixed when they will be spawned in TDB.
Fixes issue #1308.

--HG--
branch : trunk

src/game/ScriptLoader.cpp

@@ -388,6 +388,11 @@ void AddSC_boss_xevozz();
 void AddSC_boss_zuramat();
 void AddSC_instance_violet_hold();
 void AddSC_violet_hold();
+void AddSC_instance_pit_of_saron();     //Pit of Saron
+void AddSC_pit_of_saron();
+void AddSC_boss_garfrost();
+void AddSC_boss_ick();
+void AddSC_boss_tyrannus();
 
 void AddSC_dalaran();
 void AddSC_borean_tundra();
@@ -868,6 +873,11 @@ void AddScripts()
     AddSC_boss_zuramat();
     AddSC_instance_violet_hold();
     AddSC_violet_hold();
+    AddSC_instance_pit_of_saron();      //Pit of Saron
+    AddSC_pit_of_saron();
+    AddSC_boss_garfrost();
+    AddSC_boss_ick();
+    AddSC_boss_tyrannus();
 
     AddSC_dalaran();
     AddSC_borean_tundra();