Renamed some classes to conform to the Java naming conventions and to their purpose and added qald test data and csv writing of the qald output.
Added multithreading to some sparql queries.
Added qald2 correlated resource label output csv file.
made feature vector a map to make it shorter and easier to handle.
Merge branch 'master' of github.com:AKSW/SINA-QueryExpansion

Conflicts:
	src/model/ReasoningOverLOD.java