Merge pull request #273 from KayenEQ/Development

Allow npc_types field 'special_abilities' to be set as null in database.
Fix error with commit
Fixed SQL to be current date, also it will no longer rely on a field that we removed from the db [skip ci]
Allow to set/del qglobals in encounters scripts
Merge git://github.com/EQEmu/Server into Development
Fixed most of the compiler warnings and cleaned up some code in spells_effects.cpp