whonix: Added more docs on how to build; fix not keyring directory error
Changed git creation to make sure developers keys are added before whonix
Revert back to adding intial keys to home directory to prevent them from being created as root
select debian branch for core-agent-linux
whonix: Updated notes and builder.conf to include my debian branches again
ubuntu: WIP - Initial creatation of build scripts for Ubunto trusty and utopic