Changes to bounty/pull-request data model and logic
* save git sha of pull request's HEAD instead of possible merge commit
and save it for opened, merged and closed events
* only look for bounties being accepted in pull-request closed via
merge events (no need for compilicated logic with issue-closed event)
* pull_request now has issue_id column to make many sql queries
simpler
Frontend
* owner-bounties app-db structure changes
* bounties view with confirm pending payout UI
Other
* removed lots of unused legacy code
* bug fixes + refactoring
* added comments + TODOs
* store pull-requests to DB also when opened instead of only when
merged to allow for showing bounty claims
* refactor SQL queries
* look for PR keywords also in title
* improve PR keyword regexes
* removed old swing JEditorPane based html to png rendering due to
it's lack of support for modern css
* new implementation uses wkhtmltoimage (on prod server via wrapper
script using xvfb)
* no longer generating image on every GET request for QR, but rather
generating image when a bounty is cretaed or contract balance
changes
* images stored to DB
* comment image design updated according to UI spec
Secure Github webhooks (Fixes#18)
* Use a unique random secret for webhooks
* Validate payload signature when receiving webhook
Make enabling + disabling a repo more robust
* store repository state instead of enabled flag in DB
* atomic toggle UI button (Fixes#17)
New UX for managing repos
* group repos by owner
* look and feel according to UI spec
General improvements
* only request user's repos via Github API once per session
* fix issue with cljs code figwheel reload
* simplify app-db structure
* semantic UI + less based UI styling
* header, tabs, user-profile component
* store avatar URL in DB, show image in user
* unify :user and :user-profile in app-db for simplicity