tab to space
Relax version constraint for Faraday
Update to ubuntu 14.04 by default
Merge pull request #104 from zakkie/feature/tab2space

tab to space
Added rsync_missing message
Merge pull request #118 from skottler/default_image

Update to use Ubuntu 14.04 by default
Install rsync automatically using the feature of Vagrant 1.5

This code is copied from `plugins/synced_folders/rsync/synced_folder.rb`
of Vagrant.