Merge pull request #12 from word/master

Updated the build script
Merge pull request #13 from word/master

Added ubuntu12 to the list of supported distros
initial commit of support for Trusty
switch to using vagrantcloud for all boxen
ensure correct puppetlabs box for precise
bump ruby version - due to failures for readline with newer versions on trusty
Merge pull request #14 from scalefactory/add_ubuntu14

Add ubuntu14
latest puppetlabs vagrantcloud centos6 box does not work
Merge pull request #15 from scalefactory/revert_centos6_box_change

latest puppetlabs vagrantcloud centos6 box does not work
Added bundler gem