Fixing compile error
Fixing compile error

SwifterAuth.swift:69:55: error: value of optional type 'NSURL?' not unwrapped; did you mean to use '!' or '?'?
                NSWorkspace.sharedWorkspace().openURL(queryURL)
s-aska/Swifter,adarwash2012/Swifter,ibru/Swifter,harlanhaskins/Swifter-1,siuying/Swifter,Gurpartap/Swifter,brandons/Swifter,gecko655/Swifter,SteveClement/Swifter,kristenm6/Swifter,simorgh3196/Swifter,mattdonnelly/Swifter,cjwirth/Swifter,babyboy18/swift_code,harlanhaskins/Swifter-1,mattdonnelly/Swifter,oktapodi/Swifter,cjwirth/Swifter,brandons/Swifter,mattiabugossi/Swifter,Paludis/Swifter