Added Stanford Parser/NLP-CORE dependencies.
VERSION 3.3.0 <-- latest!
- Added 'models' in the pom. (got the same error as here: http://stackoverflow.com/questions/18492608/maven-fails-to-download-corenlp-models )
            -> it will take a while for them to download (~190mb)

- Added initial tests for the StanfordNLPCore
- Added the StanfordNLP - How-To book.