refs #128 kbd layout at boot
Make pkgs build optional
move freepto-docs to separate submodule
truecrypt deprecated, refs #134

truecrypt is moved to a new package, which contains the binary, too.
It is wrapped with a zenity dialog

This does NOT close the bug completely
move art to freepto-graphics. refs #139

It does NOT fix the abovementioned bug
get upstream: truecrypt arguments