Bump version to v1.1.2.
Revert "Change custom RSpec accessible|protected matchers to use submodule."

This reverts commit 286be23eff6943085d1ef27d68f705f1d08076d2.

It appears that submodules only work with Heroku when they reference
full repositories, rather than GitHub gists.

Conflicts:
	README.markdown
Merge branch 'hotfix/v1.1.2'