Moved the rest of the Delegate methods into the helper. Added home_screen accessor (only available if you use open, not open_tab_bar)
Merge branch 'version-0.7' of github.com:clearsightstudio/ProMotion into version-0.7

Conflicts:
	lib/ProMotion/delegate/delegate.rb
	lib/ProMotion/delegate/delegate_helper.rb
Added delegate test