Merge pull request #405 from krkeegan/fix_issue_404

Insteon: Add User Friendly Message when Responder Link Missing; Fix is_deaf crash
Fixes all defined(@array) entries in the lib code, except the site folder according to #406
Additional fix based in feedback from @JaredF
Applied patch from @JaredF
Correct Defined Hop Array Check
	Merge branch 'fix_issue_406' into running