Core/SmartScripts: speedup loading/validating sai scripts from db

Before:
>> Loaded 6953 SmartAI scripts in 3543 ms

After:
>> Loaded SmartAIMgr Helpers in 4 ms
>> Loaded 6953 SmartAI scripts in 95 ms
DB/Waypoints: Some Outlands waypoints. Mostly Blade's Edge.
DB/Misc: Some Combat AI, Remove spawns, and aura fixes.
DB/Misc: fixed comment in one SAI script.
Core: Fix warnings
DB/SAI: Fix one linking error and updated a few to use CMC "Combat Movement Control"