Adds travis and coveralls badges to readme
Updates search filter form id's for testing
Completes test suite for filters
Implements single search term form for homepage and user homepage
Fixes auth tests
Merge branch 'master' of github.com:KitchnSink/Project-Spatula into feature/filters

Conflicts:
	app/views/filters/_form.html.erb
	app/views/filters/show.html.erb
Adds merge fixes for tests