Fixed #10. Documentation, Pig example.
Fixed #10. Documentation, Pig example.

tfmorris/dkpro-c4corpus,tfmorris/dkpro-c4corpus,dkpro/dkpro-c4corpus,tfmorris/dkpro-c4corpus,dkpro/dkpro-c4corpus,dkpro/dkpro-c4corpus