Add private attributes to hold custom connection classes #5
Update README.md (document custom classes) #5)
Recommand passing arguments as keyword arguments #10
Improvea readability #5
Merge pull request #9 from uberVU/5/Add-support-for-custom-connection-classes

 5/Add-support-for-custom-connection-classes
Merge branch 'master' into 11/Validate-config

Conflicts:
	mongopool/mongopool.py