added more validation data from google doc.
added code to read and filter axioms
cleanup of training and eval code.
Merge branch 'master' of github.com:isi-metaphor/eval-and-knowledge-generation

Conflicts:
	src/kb/Axiom.java
	src/readers/ExtractDataFromLCCDocs.java
	src/readers/January2014GovEvalXML.java
	src/training/BuildTrainingData.java