Revert "Revert "Add trigger deprecation notes and tips""

This reverts commit f8d9c0eeef446da1906af24bd4bd445eb6623199.
Updated resolution handling info at the request of Dan Morrill
Removed roadmap.
Merge branch 'master' of github.com:ouya/docs

Conflicts:
	setup.md
Merge branch 'master' of github.com:ouya/docs