++++++++++++++++++++
Added
~~~~~
* Added ``top_entities`` and ``epsilon`` params to ``EntityExtraction``
* Added ``nex.top_entities`` and ``nex.epsilon`` params to ``TextSimilarity``
* Added ``nex.top_entities``, ``nex.min_confidence``, ``nex.min_length``, ``nex.social.hashtag``, ``nex.social.mention``, ``nex.include``,
``nex.extra_types``, ``nex.country``, ``nex.custom_spots`` and ``nex.epsilon`` params to ``TextSimilarity``