Updated travis.yaml: - added vagrant-vbox-snapshot  - exec rake for validation and all tests
Updated travis.yaml:
- added vagrant-vbox-snapshot
 - exec rake for validation and all tests

feedlabs/puppet-packages,vrenetic/puppet-packages,njam/puppet-packages,cargomedia/puppet-packages,feedlabs/puppet-packages,ppp0/puppet-packages,vrenetic/puppet-packages,ppp0/puppet-packages,feedlabs/puppet-packages,tomaszdurka/puppet-packages,zazabe/puppet-packages,tomaszdurka/puppet-packages,njam/puppet-packages,cargomedia/puppet-packages,tomaszdurka/puppet-packages,vrenetic/puppet-packages,feedlabs/puppet-packages,njam/puppet-packages,tomaszdurka/puppet-packages,vrenetic/puppet-packages,vrenetic/puppet-packages,ppp0/puppet-packages,zazabe/puppet-packages,tomaszdurka/puppet-packages,ppp0/puppet-packages,ppp0/puppet-packages,zazabe/puppet-packages,cargomedia/puppet-packages,njam/puppet-packages,vrenetic/puppet-packages,zazabe/puppet-packages,feedlabs/puppet-packages,cargomedia/puppet-packages,cargomedia/puppet-packages,njam/puppet-packages,tomaszdurka/puppet-packages,zazabe/puppet-packages