Merge pull request #218 from wosiu/master

Extractors fixes, refactoring, renamed and other changes
tune number of mappers and reducers
getting rid of asterisks in workflow names
Merge pull request #219 from matfed/master

small fixes
cosine sim implementation; changes in class preparing input for svm; other
Transferring citation text
better logging in SvmUnnormalizedPairsCreator
clean up in code
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roboust technique to calculate affinity
roboust technique to calculate affinity
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orcid data additional test
orcid data additional test
orcid data additional test
fix out key type in assessor
adding OutputConverterTest
Merge remote-tracking branch 'origin/master'
Merge pull request #220 from matfed/master

Adding citation text transfering