added operationqueue for speaking
checking for space char const
sending space chars
Merge branch 'ABFramework' into flashCardFix
fixed double speaking
Merge branch 'master' into flashCardFix

Conflicts:
	AccessBraille/AccessBraille/ABSpeak.m
	AccessBraille/Products/ABKeyboard.framework/Versions/1/ABKeyboard
Merge pull request #125 from RITAccess/flashCardFix

Flash card fix