Some of the suggestions from https://github.com/aripollak/rbenv-bundler-ruby-version/pull/2/files;
Removed a TODO comment that was done
Added remaining suggestions that I accepted
Merge branch 'aripollak_suggestions'

Conflicts:
	test/run
changes as per discussion on https://github.com/aripollak/rbenv-bundler-ruby-version/pull/2