Respond to user requests (#35)
* develop branch commit
* change load modules checking in Settings list_page
* Move back to 10_Settings
* add dosbox
* add dosbox on fav
* fix fav display bug on dosbox
* fix bug dosbox on rom_list_page and remove scalesmooth on sec level icons
* start sheep
* Toggle AirPlane Mode
* TitleBar show airplane mode icon
* add PowerLevel options
* add detail on power mode
* airplane mode with animation
* rm png
* move back CurKeySet
* InspectionTeam
* sudo rfkill
* text fix
* text fix
* switch smalltext
* ignore powerlevel
* text fix
* off to OFF
* add restore in POWEROPT event
* image text
* remove RETRO_CONFIG in MAME