Add initial empty Vagrantfile
Add initial .gitignore for project files
Add contents of Vagrantfile for WSU Search provisioning

This matches the methods currently used in WSUWP Platform and
WSUWP Indie for provisioning local and production environments.
Add initial local development instructions to README
Tie to the wsu-search branch of provisioning during development
Add pillar data, initially to provide nameservers for resolv.conf
Handle custom and default WSU Search hosts
Ensure the minion.d directory exists
Switch to (stable) master for WSU Web Provisioner zip
Merge pull request #1 from washingtonstateuniversity/initial-setup

[PR] Add initial configuration for provisioning in development