experimentalClassifier init
new testing data
resources updated
weka classifier training and testing data updated
naiveBayes Classifier now working!
naiveBayes: saving and loading the classifiermodel
updated: test and training data split automatically now from one file
Merge branch 'master' into experimentalClassifier

Conflicts:
	src/main/java/at/tuwien/aic/tweetanalysis/TweetAnalysis.java
changed the twitter credentials temporarily to null..since we can't run anything otherwise
added sample preprocessor for sample tweets in csv format
fixed null pointer exception when no stemmer could be found
added some preprocessing and improved emoticons handling
fixes for the smilie regex
improved the preprocessing for machine learning aspects learning in research
added positive and negative hashtags list with popular hastags in that category -> based on papers and other researchers.
multiple consecutive words are now removed: heyyyyy -> hey
negations are considered: "i don't like this" -> "i don't not-like this" and more
see updated testcases for further changes
added some methods in the main method for live testing
Merge branch 'master' into experimentalClassifier

Conflicts:
	src/main/java/at/tuwien/aic/tweetanalysis/TweetAnalysis.java
	src/main/java/at/tuwien/aic/tweetanalysis/provider/TweetProvider

Added some uncomitted files
recomitting some of the changes. git confusion at its best
added shutdown method to the tweet providers so the thread pool gets closed properly
Stopword removal in tweet preprocessing