* remove category from admin
* remove category from frontend, add likes to proposal card view
* make category nullable in backend, remove from views
* add db migration
* remove category from frontend rfp
* update tests
* remove category from admin proposal
* remove category from rfp put
* remove moment
* remove moment
* init proposal subscribe be and fe
* add subscription email templates
* wire up subscription emails
* email subscribers on proposal milestone, update, cancel
* disallow subscriptions if email not verified
* update spelling, titles
* disallow proposal subscribe if user is team member
* hide subscribe if not signed in, is team member, canceled
* port follow from grant-base
* remove subscribed
* convert subscribed to follower
* backend - update tests
* frontend - fix typings
* finish follower port
* update comment
* fix email button display issues
* init liking backend
* init liking frontend
* fix lint
* add liking backend tests
* refactor like component
* todos: simple ones, removals & modifications to NOTE
* rem-todo: reduced markdown images are removed by sanitizer
* be todo: add user validation to create
* be todo: improve test_invide_api tests
* be todo: remove todo comment
* fe todo: set error messages on reducers
* fe todo: upgrade and enable react-helmet
* todos - remove uneeded
* fe todos: remove unecessary
* be: fix remaining staking contribution calculation
* BE: proposal rfp opt in & proposal bounty
* admin: proposal rfp opt in display & modify bounty
* FE: proposal rfp opt in / proposal.contributionBounty
* fix github merge (so close)
* add status field to update_rfp
* handle only showing canel and refund popover correctly
* undo unneeded change
* BE: make sure rfp.bounty is None when it is set to '0' or null during create/update
* Adjust rfp <-> proposal models. Add button to rfp detail page to make linked proposal.
* Add a block that links to the original request. Fix a bunch of preview issues.
* List proposals on RFP.
* Admin view for connected RFPs and proposals
* Fix TSC issues.
* Fix tab badge misalignment
* Redesign list page.
* Resolve PR issues.