Fixes to setup script.
Merge branch 'master' of github.com:RoboJackets/igvc-software
Bug fix in setup script.
Adds missing dependencies to setup script.
Moves 64/32-bit check to start of script.
Adds support for installing 32-bit Qt.
Fixes #17
Adds pcl dependencies and fixes sicklms not building
Adds apt-get update to setup script.