Fix for issue #79
Fix for #101

- New parameter options/include_collection can be used to insert the
collection name in the document indexed by ES
[maven-release-plugin] prepare release elasticsearch-river-mongodb-1.6.10
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] prepare release elasticsearch-river-mongodb-1.6.11
[maven-release-plugin] prepare for next development iteration
Update README