Merge branch 'develop'
Merge branch 'master' of https://github.com/pophealth/quality-measure-engine
added aggregator for CV measures
protect mean calculation against divide by zero
adding ability to update measures from gems and set the bundle id on patient and query cache
adding sub_id to query for installed measures to overwrite
Moving bundle import functionality to HDS
added code sets to merge
removing task file
updating mongoid version dependency
updating mongoid version
change bundle merge code sets directory to be value sets
fixed merging of value sets
merged down rd
deleted bundle.rake as part of merge
ran bundle install
adding fixtures for data missing from tests since movin bundle import code to HDS
Merge branch 'develop' of https://github.com/pophealth/quality-measure-engine into develop
Merge branch 'develop'
updated version for release