fixed #7 Tags do not link to search; also changed the query for summary to description as a searchable field (non-tag)
Merge pull request #57 from TedEwanchyna/develop

fixed #7 Tags do not link to search; also changed the query for summary ...
Fixing search controller to support an array of search terms.
Removing bundle_cache from our travis build process.

We don't need it too much, we're all part-time so the highest possible build
speed isn't a top concern. Conversely, including this means PR builds fail to
run. I'd rather have the Pull Request builds work.