Highlight one's own likes, with React

And hide like button for one's own comments. And remove some old
jQuery soup code.
Show one's unapproved posts.
Remove nowadays unused BrowserPagePatcher and d.i.patchPage.
Fix admin page: use React 0.12.1.
Bind post actions via React's onClick. Highlight votes without reload.
Use React's events to hide/show action links.
Move-rename file to old/.
Remove unused user config cookie, dwCoConf.
Port the Dashbar to React, remove broken bad features.
Don't paste user data on Angular's $rootScope.
Remove nowadays unused code.