Start support for soapui 4.6.3 #96

Force use of commons-logging 1.1.1 because version was not correctly
resolve. This problem may exist in previous version of our plugin.
Update workaround tests for mock-as-war pro #96

The web.xml file in the soapui-pro jar has been fixed in soapui 4.6.3. So
the workaround now works again.
Merge branch 'task-96-support-soapui-4.6.3'

Conflicts:
	pom.xml