breadcrumb and title fix on management page (#12540)
don't show identifier's scheme on unsubscription page (#12544)
trivial: spelling fix
use datetime picker for announce publish and expiration dates
authentication views fix
unsubscribe link (#10795)
general: update dialogs to match style guide
calendar icon displayed next to date fields
announce publication and expiration dates displayed in form
publication time displayed only if announces is published
objects management forms and templates reviewed
modification time displayed in announces list
gadjo theme used for templatesCategory and announces management views and urls updated
announce filtering by category
UI improvements
initial commit with models schema and basic GUI