am 5d0806c9: Merge change Ia70bd8c4 into eclair

Merge commit '5d0806c9c3e0e6c8673ac4238f8ec2e0f82ad7e6' into eclair-mr2

* commit '5d0806c9c3e0e6c8673ac4238f8ec2e0f82ad7e6':
  add BluetoothChat sample app to the dev guide