minikrebs now uses traits instead of profiles
//minikrebs/oncology -> //god/oncology
update copy_profile
usb/root_overlay: add fstab file
add vfd_lcd mod
add hide_pkgs to available traits
fix random bugs
add audio trait
add documentation for profiles
add madplayer/overlay_krebs profile
add readme
add README for minimal traits
add nfc_login manager
vfd_lcd required package is coreutis-stty
add core led control,

nfc-login requires led scripts in order to work
copy_profile uses lib/append_files

append_files contains a list of which should be appended instead of overwritten
by traits
instacam -> special_purpose/instacam
add support for overlay
make init_overlay more resilient
fix perms of all_led and led