for better customization, it is now split in two arguments:
- rel_out: generate complete game config in _OUTPUT/appid folder, relative to the bat, sh or app calling generate_emu_config app
- rel_raw: generate complete game config in the same folder that contains the bat, sh or app calling generate_emu_config app
replace 'client_id' error with simple 'wrong username and / or password' message, asking for correct username and / or password
add pcgw_page script to download PCGamingWiki page (source code only), not yet enabled in main script
generate steam_emu.ini for CODEX and RUNE versions, update gse_generate_interfaces
