move freepto-docs to separate submodule
add freepto-usb-utils as submodule

remove makefreepto (provided by freepto-usb-utils)
move art to freepto-graphics. refs #139
removed truecrypt #134
added package truecrypt-anche-no
truecrypt-anche-no as submodule
Merge branch 'truecrypt_anche_no' into integration
Merge branch '139-graphics' into integration
upgrade freepto-usb-utils
Merge branch '135-persistence-helper' into integration