When request fails due to RemoteException, keep the request in the queue, try rebinding. When rebind succeeds the pending request will be retried. This solves a non responding BillingService when the google play store crashes for whatever reason.
Re-added the verbose logging.
Merge pull request #4 from tjerkw/master

Fix for issue https://github.com/christopherperry/RoboBillingLibrary/issues/3