BUG-15901 Proper cluster name in accumulo instance name.

Add a unit test to ensure the instance name is properly set. Add a
method to get the necessary info out of ZKIntegration for a unit test.
BUG-12174 Lift out the common bits for accumulo funtests into its own class
BUG-12174 Need to fully qualify to get compilestatic to work
BUG-12174 Remove copied code. Fix junit before/after annotations
BUG-12174 More missing CLUSTER/getClusterName replacements
BUG-12174 More groovy errors
BUG-12174 Make sure we can create a table
BUG-12174 Short option doesn't work. Need to set slf4j annotation
BUG-12174 Get one of Accumulo's built-in distributed tests running via funtest
BUG-12174 Clean up the rest of TestAccumuloCI and make sure the test can run via distributed MR.