If TerminalNotifier not available in case of MAC OS X (< 10.8) then do not try to notify and cause a crash.
Added test coverage line
Added actual logic to check if SimpleCov is being used
Moved coverage to subtitle, added a cat emoji, because...cats
Added coverage strength
Added coverage strength
Merge remote-tracking branch 'saurabhshah510/master'
Merge remote-tracking branch 'polysaturate/master'

Conflicts:
	lib/nc.rb