improve action_view_extensions's tests description and remove 'should'
improve components's tests description and remove 'should'
improve form_builder's tests description and remove 'should'
improve inputs's tests description and remove 'should'
Merge pull request #1057 from johnvoloski/master

Improve test's descriptions and remove 'should'
Update travis configs for rbx and jruby, update some dependencies
Update missing test description removing "should" [ci skip]

Related to #1057.