[IPHONEAPP-619]
[IPHONEAPP-619]

Scanner module now handles Urls with no path and no query
	the url 'mitmobile://qrreader/' will have a MITScannerViewController pushed onto the navigation stack

xNUTs/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS