Synchronize contact assignments processes for APIv3
Change leaders to group leaders in group page
Merge pull request #126 from CruGlobal/MH-636v2

Change leaders to group leaders in group page
FGroup Page - Fix Add a group label, group draggable to be added in group labels, Ddelete group label, delete group labelings
Fix conflicts
Fix test errors in group label
Merge branch 'MH-616' of github.com:CruGlobal/missionhub into MH-616
APIv3 Organizations Controller: leaders include is deprecated, and should be mapped to users. Add user include.
APIv3: Allow filtering of interactions
Migration to remove sent label
Merge branch 'MH-616' into MH-637_charts

Conflicts:
	db/schema.rb