Build out CollaborationNotificationsViewModel
Build out CollaborationNotificationsViewModel
Upstream Push Commit - Several days worth of changes
Merge branch 'master' of https://jeffhartley3925.visualstudio.com/defaultcollection/_git/Composer
Merge https://jeffhartley3925.visualstudio.com/defaultcollection/_git/Composer
Changes to Hub. Created HubCompositionService so Collaborators can be displayed in Hub

Related Work Items: #28
Merge branch 'master' of https://jeffhartley3925.visualstudio.com/defaultcollection/_git/Composer
Merge branch 'master' of https://github.com/jeffhartley3925/Composer