UIMA-4064 Class poisoning test case.  And add uima to cp for SubmitAndCancel test.


git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1640809 13f79535-47bb-0310-9956-ffa450edef68
UIMA-4110 Removed close of class-loader as is only in Java 1.7

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1640815 13f79535-47bb-0310-9956-ffa450edef68