Merge branch 'master' of github.com:fkie-cad/common_helper_mongo

README.md

 # Common Helper Mongo
+[![Build Status](https://travis-ci.org/fkie-cad/common_helper_mongo.svg?branch=master)](https://travis-ci.org/fkie-cad/common_helper_mongo)
 
 Provides some wrappers for statistic generation and some common gridfs helpers.
 
 ## Requirements
 * [Mongo DB >= 3.4](https://www.mongodb.com)
-* [PyMongo >= 3.4](https://api.mongodb.com/python/current/)
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+* [PyMongo >= 3.4](https://api.mongodb.com/python/current/)