* Add a print function for internal exporting statistics
* Send statistics for simple connectors
* Flush sending buffers on failures
* Send statistics for the Kinesis connector
* Send statistics for the MongoDB connector
* Add unit tests
* Copy files from the MongoDB backend
* Update the documentation
* Rename functions in the MongoDB backend
* Add the connector to the Netdata build
* Add an initializer and a worker
* Add specific configuration options
* Initialize the connector
* Add a ring buffer for inserting data to a MongoDB database
* Add unit tests