Cosmetic: Multiple cosmetic changes

- Added missing space to 'if', 'for', 'while' and 'switch' when it's followed by '('
- Added missing space after a comma and remove space before comma (with some exceptions)
- Remove trailing spaces
- Convert tab to spaces

Note: Only affects files with extension "cpp" and "h" under /src/server

src/server/scripts/Outland/boss_doomwalker.cpp

@@ -106,9 +106,9 @@ class boss_doomwalker : public CreatureScript
                 if (me->HasUnitState(UNIT_STAT_CASTING))
                     return;
 
-                while(uint32 eventId = _events.ExecuteEvent())
+                while (uint32 eventId = _events.ExecuteEvent())
                 {
-                    switch(eventId)
+                    switch (eventId)
                     {
                         case EVENT_ENRAGE:
                             if (!HealthAbovePct(20))