Data 1.3 Released

Major changes since last release (1.24);
- Added Stalker Sprite
- Added Professor Sprite
- Updated several other sprites
- Reduced size of num2itemdesctable by 250kb~
- Reworked idnum2desctable (not major, just hundreds of minor changes)
- Reworked skilldesctable (several hundred minor changes)
Minor Changes:
- Fixed skillnametable (very minor)
- Fixed msgstringtable (several minor)
- Too many other updates and fixes to list.