Merge pull request #637 from donottumbledry/master

Feature: Add Silex WebProfiler to Bolt
Merge pull request #638 from donottumbledry/master

Hack to remove "PRAGMA…" etc, queries from profiler
Tweaking composer.json.
Converting tabs to spaces.
Added BoltDataCollector to profiler toolbar. Work in progress.
Temporary small fix in css, to display fonts in "normal".
Tweaking the toolbar: "milliseconds" is small enough. we don't need fractions of milliseconds.
Gotten rid of globals.
Toolbar now shows the used templates again!
Placing "Bolt" at the front of the toolbar, replacing "Symfony"
Tweaking the toolbar.
Whitespace
Make the 'clear cache' function clear out the 'thumbs' folder as well.
Tweaking the toolbar.
Docs.
tweaking the hr
Fixed #636

Instead of redirecting to dbupdate, we'll just stay on the fileedit
page; the database check happens automatically anyway and will pop a
flashbag message.
Fixed #635
Manually merging #639: Added Twig profiling to debug bar

Thanks, @donottumbledry
Merge branch 'master' of github.com:bolt/bolt