Commits
-------
b879397 [Profiler] Optimize time panel IS
d4300b9 [WebProfilerBundle] Tweak the time view
416a2a4 [Stopwatch] Fix some logic
8c3505e [Profiler] Tweak PHPDoc
3bcd154 [HttpKernel] Tweak the Profile class - DRY
Discussion
----------
[Profiler] Stopwatch related tweaks
* Some fixes in the stopwatch logic,
* Some JS fixes,
* Make use of modern JS.