Add puppetlabs-mongodb

This is a verbatim copy of upstream
https://github.com/puppetlabs/puppetlabs-mongodb
v0.7.0 c5e672581664c326b9f0dc4071d9d79c764e40cc

Partial (Stage 2) blueprint: ceilometer-fuel-integraition

Change-Id: Icbd908ff855cd5320c961ec198ccc536baf204e5
Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>
Merge "Add puppetlabs-mongodb"