Auto merge of #298 - aneeshusa:fix-Vagrantfile-after-295, r=edunham
Auto merge of #298 - aneeshusa:fix-Vagrantfile-after-295, r=edunham

Fix Vagrantfile after adding test suite.

The install_salt.sh script was moved, so use the new name,
and filter out the 'test' node when making the list of VMs.

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rwaweber/saltfs,setupminimal/saltfs,ALikhachev/saltfs,servo/saltfs,UK992/saltfs,setupminimal/saltfs,rwaweber/saltfs,setupminimal/saltfs,servo/saltfs,rwaweber/saltfs,ALikhachev/saltfs,UK992/saltfs,ALikhachev/saltfs,UK992/saltfs