- Rect no longer inherits from SDL_Rect
- renamed vcmi functions that used SDL naming format
- moved all functions in SDL_Extensions file into CSDL_Ext namespace
- SDL_Rect is now used only by SDL_Extensions, all other code uses Rect
- boost-locale library is now required (boost 1.48 or higher)
- Unicode namespace that contains UTF-8 handling
- All non-ASCII strings from H3 data will be converted to UTF-8 during loading
- All JSON files MUST use UTF-8.
- H3 data encoding can be selected via launcher or directly in config file
