Unify the TestCreateSOAPFaultChild and TestCreateSOAPEnvelope test cases.

git-svn-id: https://svn.apache.org/repos/asf/webservices/axiom/trunk@1598892 13f79535-47bb-0310-9956-ffa450edef68
* Increased SOAPFactory test coverage.
* Implemented some methods missing in the DOOM SOAPFactory implementations.
* Enabled DOOM tests that are working now.

git-svn-id: https://svn.apache.org/repos/asf/webservices/axiom/trunk@1598893 13f79535-47bb-0310-9956-ffa450edef68