Adding retry logic to abort,commit,prepare

If a coprocessor makes a call to a region that is not up or
that throws an exception, it fails.  The code will add a retry
to that and also add code to refresh the region information if
it is stale.

Change-Id: Ie3d831202f55bcd93d6de3dbf3ba679d2412ebf5
Merge "Adding retry logic to abort,commit,prepare"