reviewers: add repo review rule models and expose default reviewers route for pull requests via ajax, refs #1131

css: add type css to polymer elements

css: fix overflow problem in diffs

bower: update packages

Nix: Change subversion to the default package It would mess up the vcsserver if installed into the same environment for development.

tests: Fix --without-vcsserver parameter Ensuring now that we always disable the vcsserver auto start for the test suite, since the test suite bootstraps its own vcsserver process. Also enhanced TestINI.

events: use branch from previous commit for repo push event commits data so that grouping works, fixes #4233

pull request: send live notification when PR update happens

channelstream: try to use proxy url's unless ws urls are not explictly defined

packaging: Subversion 1.8 -> 1.9 Updating to the current version from nixpkgs.