* Add dummy game ai subsystem
* First working prototype of a machine learning model that can override player input
* Update README.md
* Update README.md
* Fix loading path on Windows
* Change ai override to player 2
* Added quick menu show game ai option
* Implemented Quick Menu entry for Game AI options
* Redirect debug logs to retroarch log system + properly support player override
* Added support to use framebuffer as input to the AI
* Added pixel format parameter to API
* Fix game name
* code clean-up of game_ai.cpp
* Update README.md - Windows Build
* Update README.md
* Update README.md
* Update README.md
* Update config.params.sh
turn off GAME_AI feature by default
* Fix compile error in menu_displaylist.c
* Add missing #define in menu_cbs_title.c
* Added new game_ai entry in griffin_cpp
* Remove GAME_AI entry in msg_hash_us.c
* Fix compile error in menu_displaylist.h
* Removed GAME AI references from README.md
* Fixes coding style + add GameAI lib API header
* Convert comment to legacy + remove unused code
* Additional coding style fixes to game_ai.cpp
* Fix identation issues in game_ai.cpp
* Removed some debug code in game_ai.cpp
* Add game_ai_lib in deps
* Replace assert with retro_assert
* Update Makefile.common
* Converting game_ai from cpp to c. First step.
* Convert game_ai from CPP to C. STEP 2: add C function calls
* Convert game_ai from CPP to C. Final Step
* Added shutdown function for game ai lib
* Update game_ai_lib README
* Fix crash when loading/unloading multiple games
* frontend/drivers/platform_unix.c
(libretro_cheats_directory): New variable.
(frontend_unix_get_env): Set DEFAULT_DIR_CHEATS to the value of
the LIBRETRO_CHEATS_DIRECTORY environment variable, if available.
* frontend/drivers/platform_win32.c: Likewise.
* configuration.c (config_load_file)
<libretro_cheats_directory>: New variable. Use the values of
the LIBRETRO_CHEATS_DIRECTORY environment variables instead of their
corresponding configured values, when set.
* docs/retroarch.6: Document it.
* retroarch.c (retroarch_print_help): Extend help text.
* Partially revert a change made in 69ceb95ddc.
The change caused the 'libretro_directory' config option to always
revert to the default value, which was not intended behavior.
Reported-by: Michael Cook
* platform: Honor the LIBRETRO_DATABASE_DIRECTORY environment variable.
This is a follow-up to commit 69ceb95ddc.
* frontend/drivers/platform_unix.c
(libretro_database_directory): New variable.
(frontend_unix_get_env): Set DEFAULT_DIR_DATABASE to the value of
the LIBRETRO_DATABASE_DIRECTORY environment variable, if available.
* frontend/drivers/platform_win32.c: Likewise.
* configuration.c (config_load_file)
<libretro_database_directory>: New variable. Use the values of
the LIBRETRO_DATABASE_DIRECTORY environment variables instead of their
corresponding configured values, when set.
* docs/retroarch.6: Document.
* retroarch.c (retroarch_print_help): List supported environment
variables, and cross-reference the man page.
sonninnos