JUnit test passed for Gerp component. Yay!!!!
Added Xmi print out in the test case.
Fixed equals method for InterpretationWrapper and QueryConceptWrapper to
prevent identical Interpretation-s and AbstractQuery-s not being merged.
Fixed NULL type in AnswerList.
Added gerpMeta and dependencies features for GerpTop and GerpAnnotation
to store the pointers to the meta information (generators, evidencers,
rankers, pruners) and the inputs that are being used to generate the Top
or Annotation.