Providing a "View Fieldmap" option in the Edit Nursery Screen in the Nursery Manager, When starting a Field Map from the Nursery Manager, the single instance for the Nursery should be selected by default

Reviewer: Tiffany Go

Issue: GCP-9207, GCP-9239
Refactor TrialManager to use UserSelection instead of TrialSelection, delete TrialSelection

Reviewer: Daniel Jao (post-commit)

Issue: GCP-9355
Refactor TrialManager to use UserSelection instead of TrialSelection, delete TrialSelection

Reviewer: Daniel Jao (post-commit)

Issue: GCP-9355
Remove StudySelection and use UserSelection instead

Reviewer: Tiffany Go

Issue: GCP-9355
Switch from hg-router to ui-router

Reviewer: Daniel V. (post)
Remove TrialDataSet and use Dataset instead

Reviewer: Daniel Jao (post-commit)

Issue: GCP-9355
Merge master code to the branch so we can avoid problem in merging when we are finish with review trial details

Reviewer: Tiff Go (post commit)

issue: none