Fix gemspecs to report required_ruby_version and authors correctly.
Documented changes in 23fd4f21202aa3b691303523c036afbe0fa45751 for version 2.1.4

Conflicts:
	changelog.md
	core/lib/refinery/version.rb
Remove devise keys from locales
Remove authentication altogether.
Baby steps in removing authentication from refinery. (woohoo!)
Ensure that zilch is required wherever it is needed.
Don't rely on there being any menu items.
Mock things that we're not concerned with.

In these cases, we only care that the method in Refinery that is directly
responsible for allowing a controller returns false and that the active
plugins list is populated with the plugins that we expect to test our
assertions.