follow-up work on PLFM-1890
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Synapse-Repository-Services into PLFM-1890
Merge branch 'develop' into PLFM-1890
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Synapse-Repository-Services into develop
PLFM-1890; follow-up tasks
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Synapse-Repository-Services into develop
round one
Merge branch 'develop' into PLFM-1890
PLFM-1890
PLFM-1890 -- removed dead code
Merge pull request #486 from brucehoff/PLFM-1890

PLFM 1890: follow up tasks
done
Merge branch 'develop' into cleanup
Merge pull request #487 from john-hill/cleanup

Cleanup
Implement get total size and count
Remove the node ID aggregating dimension
Add a test to getTotalCountForNode()
Implement getAggregatedResults()
Remove the API to get detailed storage usage for a specific node
Remove one more by-node API