Get rid of two HAVE_OVERLAY ifdefs
Get rid of some ifdef macros in menu_common_backend.c and rely
on dynamic lookup
(Menu) Get rid of another HAVE_OVERLAY ifdef
(Menu) Refactor MENU_CONFIG_DIR_PATH and MENU_JOYPAD_AUTOCONFIG_DIR_PATH
(Menu) Refactor init_core_info calls
(Menu) Group some more settings in big switch
(Menu) Refactor code in menu_info_screen_iterate
(Menu) Refactor video_filter_dir/audio_filter_dir settings
(OSX) OSX version now requires that you have Cg toolkit installed.
OSX port now supports Cg AND GLSL shaders
(Menu) Move more outside of menu_common_backend.c
(Menu) Refactor video_filter option
(Menu) Refactor MENU_SETTINGS_VIDEO_SOFTFILTER
(Menu) menu_common_setting_set - minor cleanups
(Menu) Refactor MENU_SETTINGS_VIDEO_SOFTFILTER - use push_current_menu
(Menu) Refactor some console settings
(Menu) Refactor more menu code
(PS3) Fix build
(Menu) Fix a couple of potential uninitialized references
(Menu) Dynamically lookup video_viwidth
Add new cmd enums to rarch_main_command