Added the ability to choose between writing with response and writing without response (to the BT module), and update for iOS9 and Swift 2.0
Added the ability to choose between writing with response and writing without response (to the BT module), and update for iOS9 and Swift 2.0

tgrf/swiftBluetoothSerial,hoiberg/swiftBluetoothSerial,tgrf/swiftBluetoothSerial