rename things and bump ubuntu version.
move things around a bit.
downgrade linux version.
add ruby-build setup.
remove broken line. this doesn't work as expected on ubuntu.
add script to install rbenv.
create projects directory.
change port forwarding.
add nodejs to deps list and move things around.
add libqt.
Merge pull request #10 from unsymbol/feature/make-it-possible-to-do-ruby-dev

Make it possible to do ruby dev