Because I'm nice, here is a list of character files with modified MD5s, as compared against the previous build:
http://www.curseforge.com/paste/11450/
In short, there were changes to:
- Blood Elf Female: model, skins, and most animations
- Blood Elf Male: model, skins, and most animations
- Dwarf Female: model
- Gnome Female: model, skins, and facial variants' bone structures
- Gnome Male: model, skins, and lower facial hair textures
- Human Male: model, skins, most animations, and facial variants' bone structures
- Night Elf Male: model, skins, most animations, and facial variants' bone structures
- Pandaren Female: model
- Tauren Male: model and skins
No Night Elf Female changes, sorry.