Merge pull request #521 from eric-wu/release-1

PLFM-1975 Turn on CloudWatch metrics for the controllers
SWC-651 -- successfully created Jira issue
SWC-651
Remove unused import
Rename PermissionsManager to EntityPermissionsManager
Add UserEvaluationPermissions
Add EvaluationPermissionsManager skeleton code
Relocate user group methods from permissions manager to user manager. Continue renaming PermissionsManager to EntityPermissionsManager
Wire up evaluation permissions manager to the service level
SWC-651
SWC-651
SWC-651
Wire up evaluation permissions manager to the controller level
SWC-651; needed to add httpclient v. 4.2.5 to services-repository
Merge pull request #524 from eric-wu/develop

Partial change for PLFM-1977
SWC-651
SWC-651 Added check that restriction does not already exist
Merge branch 'release-1' into develop
Merge pull request #525 from brucehoff/SWC-651

SWC-651
Remove the foreign key to the node table for ACLs