implementing tf/idf
minor bugfix
added semantic match helpers
Added semantic_match_helpers
started implementing calculate stats
userdocs count query
building on cosine similarity
removed cosine similarity
completed cosine similarity method
starting q promises
implements q promises returning the matchTf results
sends back the semantics results
adds the common words to match
adding hooks to frontend
convering matchDocs to match:matchDoc table
Working semantic search
Merge branch 'semantics' of https://github.com/Neo4JTweetUp/tweetUpServer into semantics

Conflicts:
	helpers/semantic_helpers.js