BUG-1089: migrate ConfigurableSwitchManager

Migrates defunct ConfigurableSwitchManager from xtend to java.

Change-Id: I07c80e2f7e84c797a4d154dc908d08f1bcc59c0e
Signed-off-by: Robert Varga <rovarga@cisco.com>
BUG-1089: migrate CompatibleSwitchManager

Migrates CompatibleSwitchManager from xtend to Java, finishing up the
bundle conversion.

Change-Id: I99fa044e7dad329d40aa11aa8759cab5f315238f
Signed-off-by: Robert Varga <rovarga@cisco.com>
BUG-625: remove use of xtend plugin and libraries

This is a cleanup of compatibility component -- it no longer uses xtend,
so there is no reason to depend on the maven plugin nor the support
library.

Change-Id: I4174e4f9cce720615a985305071f4322dd79a218
Signed-off-by: Robert Varga <rovarga@cisco.com>
Merge changes I4174e4f9,I99fa044e,I07c80e2f

* changes:
  BUG-625: remove use of xtend plugin and libraries
  BUG-1089: migrate CompatibleSwitchManager
  BUG-1089: migrate ConfigurableSwitchManager