packages log
Persistence log, config/freepto.local
package organization split
add freepto-usb-utils as submodule
makefreepto is now fetched from freepto-usb-utils
refs #128 kbd layout at boot
find all generated .deb files
move freepto-docs to separate submodule
update freepto-docs
http_proxy disabled on _build_packages

also, package creation, and its checks, are cleaner