Merge pull request #1777 from jbertram/master

Fixes for tests
HORNETQ-792: Add defaults to connectors on create

This patch adds a static default configuration map to each of the
connector implementations.  The corresponding factory checks to see if
the configuration passed to it is null or empty and if so will replace
the configuration with default parameters.
Merge pull request #1775 from mtaylor/set_default_connector_config

HORNETQ-792: Add defaults to connectors on create
Fix issue introduced in recent test fix