saltstack 2014.7.0

Downloads this release:
https://github.com/saltstack/salt/releases/tag/v2014.7.0

Same as this commit in homebrew: https://github.com/Homebrew/homebrew/commit/cdbd254f73065d34231b90031c66056a8d3471a0#diff-9d0b28233e95ee655e2e8e3d48c1aa04