Core: Add new system for parallelizing client packet processing. Handle WorldSession updates in Map::Update() where we are safe to proceed. Patch by Ambal.

(And clean up tabs and whitespace while rummaging around in there)
Closes issue 5084.

--HG--
branch : trunk

src/server/game/Spells/SpellMgr.h

@@ -568,22 +568,22 @@ enum ProcFlags
 
    PROC_FLAG_DONE_SPELL_NONE_DMG_CLASS_POS   = 0x00000400,    // 10 Done positive spell that has dmg class none
    PROC_FLAG_TAKEN_SPELL_NONE_DMG_CLASS_POS  = 0x00000800,    // 11 Taken positive spell that has dmg class none
- 
+
    PROC_FLAG_DONE_SPELL_NONE_DMG_CLASS_NEG   = 0x00001000,    // 12 Done negative spell that has dmg class none
    PROC_FLAG_TAKEN_SPELL_NONE_DMG_CLASS_NEG  = 0x00002000,    // 13 Taken negative spell that has dmg class none
- 
+
    PROC_FLAG_DONE_SPELL_MAGIC_DMG_CLASS_POS  = 0x00004000,    // 14 Done positive spell that has dmg class magic
    PROC_FLAG_TAKEN_SPELL_MAGIC_DMG_CLASS_POS = 0x00008000,    // 15 Taken positive spell that has dmg class magic
- 
+
    PROC_FLAG_DONE_SPELL_MAGIC_DMG_CLASS_NEG  = 0x00010000,    // 16 Done negative spell that has dmg class magic
    PROC_FLAG_TAKEN_SPELL_MAGIC_DMG_CLASS_NEG = 0x00020000,    // 17 Taken negative spell that has dmg class magic
- 
+
    PROC_FLAG_DONE_PERIODIC                   = 0x00040000,    // 18 Successful do periodic (damage / healing)
    PROC_FLAG_TAKEN_PERIODIC                  = 0x00080000,    // 19 Taken spell periodic (damage / healing)
- 
+
    PROC_FLAG_TAKEN_DAMAGE                    = 0x00100000,    // 20 Taken any damage
    PROC_FLAG_DONE_TRAP_ACTIVATION            = 0x00200000,    // 21 On trap activation (possibly needs name change to ON_GAMEOBJECT_CAST or USE)
- 
+
    PROC_FLAG_DONE_MAINHAND_ATTACK            = 0x00400000,    // 22 Done main-hand melee attacks (spell and autoattack)
    PROC_FLAG_DONE_OFFHAND_ATTACK             = 0x00800000,    // 23 Done off-hand melee attacks (spell and autoattack)