Update README.md
add issue commenting
Merge pull request #156 from reviewninja/feature/comment-on-issue

add issue commenting
add popover for merge button
Merge pull request #157 from reviewninja/feature/merge-popover

add popover for merge button
add websockets infrastructure and use it for stars
Merge pull request #158 from reviewninja/feature/websockets

add websockets infrastructure and use it for stars
Merge branch 'master' into feature/navigation

Conflicts:
	src/client/controller/pull.js
	src/client/templates/pull.html