Update README.md
Update README.md
Merge pull request #106 from srinathanantha/master

Enhancements & Bug Fixes
Merge pull request #120 from srinathanantha/master

Enhancements : Support for Renaming & Converting to capped collection & vice versa
Feature #78: Query Executor - Add support for dropIndex, dropIndexes, ensureIndex, stats, remove & findOne.
Merge pull request #1 from venkateshragi/master

Added support for additional queries