ACCUMULO-3392 Remove incorrect javadoc on MiniAccumuloCluster.start()

Also fixed the impl's javadoc.
Merge branch '1.6'
ACCUMULO-3269 Set REUSEADDR on the Socket.

Setting SO_REUSEADDR on the Socket used to ask
ZooKeeper if "it's ok" appears to help mitigate
the spurious issue when ZooKeeper would fail to
bind to an otherwise free port.
ACCUMULO-3381 add accumulo-trace back into assembly
Merge branch '1.6'
ACCUMULO-3306 Remove unused import
ACCUMULO-3269 Add a brief sleep before retrying ruok
Merge branch '1.6'
ACCUMULO-3394 Consolidate thrift related classes in one package.
ACCUMULO-3394 Remove unused method.
ACCUMULO-3394 Update some documentation.
ACCUMULO-3394 Fix up whitespace
ACCUMULO-3394 Change thrift package to rpc and make an rpc package in core too
ACCUMULO-3395 Keep a reference to a single Logger instance.
Merge branch '1.6'
ACCUMULO-3134 Enable file selection and output configuration in compact command
ACCUMULO-3399 Log the error and set the exit value.
ACCUMULO-3398 Set exit value for a quick pass/fail assertion.
ACCUMULO-3401 Clean up old AbstractMacIT classes

  Remove usage of deprecated SimpleMacIT and consolidate AbstractMacIT with
  ConfigurableMacIT. Update javadocs to clarify usage.
Merge branch '1.6'

Conflicts:
	test/src/test/java/org/apache/accumulo/test/functional/AbstractMacIT.java
	test/src/test/java/org/apache/accumulo/test/functional/ConfigurableMacIT.java
	test/src/test/java/org/apache/accumulo/test/functional/SimpleMacIT.java