change main class for batch task processor application
refactored code not to use ITask objects directly and fix to XBEL parser
fix location of test input files
Finish Feature-16Jan2014

Conflicts:
	src/main/java/org/ndexbio/task/service/network/XBelNetworkService.java
	src/test/java/org/ndexbio/task/TestParsingEngine.java