Add v2 UI for the perf dashboard
https://bugs.webkit.org/show_bug.cgi?id=137537
Rubber-stamped by Andreas Kling.
* public/v2: Added.
* public/v2/app.css: Added.
* public/v2/app.js: Added.
* public/v2/chart-pane.css: Added.
* public/v2/data.js: Added.
* public/v2/index.html: Added.
* public/v2/js: Added.
* public/v2/js/d3: Added.
* public/v2/js/d3/LICENSE: Added.
* public/v2/js/d3/d3.js: Added.
* public/v2/js/d3/d3.min.js: Added.
* public/v2/js/ember-data.js: Added.
* public/v2/js/ember.js: Added.
* public/v2/js/handlebars.js: Added.
* public/v2/js/jquery.min.js: Added.
* public/v2/js/statistics.js: Added.
* public/v2/manifest.js: Added.
* public/v2/popup.js: Added.
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@174477
268f45cc-cd09-0410-ab3c-
d52691b4dbfc