SimpleControls works on Mac but not on iPhone #7

Using this repository (commit 3263961) and a BLE Mini v1.0 with iOS 7.0.5 does not work (digital out does not respond) whereas it does work on Mac OS.

I'm using your BLEMini repo (commit 2e42aff3d9) (btw I'd love to see releases) and tried Arduino UNO, Arduino pro mini and a YUN until I realized that everything works on the Arduino side and the iOS app is broken. The Mac OS app runs without problems...