Moved Hand and BertButton creation to onRenderFinished and stopped recreating the firstHand on world restoring. Fixes problems with wrong evt.target when grabbing morphs and BertButton bugs on iOS 8.
Moved Hand and BertButton creation to onRenderFinished and stopped recreating the firstHand on world restoring. Fixes problems with wrong evt.target when grabbing morphs and BertButton bugs on iOS 8.

NikolaySuslov/LivelyKernel,pascience/LivelyKernel,NikolaySuslov/LivelyKernel,LivelyKernel/LivelyKernel,pascience/LivelyKernel,NikolaySuslov/LivelyKernel,LivelyKernel/LivelyKernel,LivelyKernel/LivelyKernel,pascience/LivelyKernel