Adding some fixes to the milestone tool:
If a milestone already exists skip. TODO, check the date and re-update if needs be
regex syntax changes
Some small changes to the milestone tool #479
Updated for alpha: null to mention the device has no compass.
making update/tutorial columns same height
Cachebusting for PSS
Merge branch 'master' of github.com:html5rocks/www.html5rocks.com
fix for share image without host name
eliminate needless twitter card meta tags
Merge branch 'master' of github.com:html5rocks/www.html5rocks.com
Custom Elements article. Fixes #492
Custom element article: incorporate feedback from reviews
Make code snippets less jarring to read
Merge branch 'master' of https://github.com/html5rocks/www.html5rocks.com
Fixes merge issues for #583
Kill background color for <code>
Merge branch 'master' of https://github.com/html5rocks/www.html5rocks.com
Merge branch 'master' of github.com:html5rocks/www.html5rocks.com into customelements-article
More editorial feedback from folks
Merge pull request #546 from PaulKinlan/articletool

Fixes #479 - Automatically creates milestone off the meta data in the description of the issue
Merge branch 'master' of https://github.com/petele/www.html5rocks.com into petele-master

Conflicts:
	content/mobile/index.html