PLFM-1686
Merge pull request #481 from john-hill/PLFM-1930

workers combined
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Synapse-Repository-Services into develop
Merge pull request #480 from brucehoff/PLFM-1686

PLFM 1686 Adding submitterAlias field to Submission
Added API
Merge pull request #483 from xschildw/PLFM-1939

Added API
merged controllers
code review change
Merge pull request #485 from john-hill/PLFM-1930-B

Plfm 1930 b
Merge branch 'develop' of https://github.com/Sage-Bionetworks/Synapse-Repository-Services into develop
Merge branch 'develop' into PLFM-1890
PLFM-1890