Setup a basic project for MongoDB Load generation

Signed-off-by: Imran M Yousuf <imyousuf@newscred.com>
Setup simple environment for load generation

Basically configuration based load generator setup is done. Now all we need
is thread based parallel execution and result collection and calculation.

Signed-off-by: Imran M Yousuf <imyousuf@newscred.com>
Generate load and print summary for mongo queries

Signed-off-by: Imran M Yousuf <imyousuf@newscred.com>