Added debug mode to vagrant setup.sh script
Moved apt-get installs to one command
Switched to gui box to use 3D acceleration when processing video from
the webcam
Changed git cloned repositories to not install after initial
installation
Added sync folder dynamic link creation and vagrant up success message
Added apt-get upgrade back in with > /dev/null to make sure the output
is not broken by the command.

Changed libpng to correct apt-get name