crlf
add gitconfig to resolve whitespace issues.
Merge branch 'master' of github.com:html5rocks/www.html5rocks.com

* 'master' of github.com:html5rocks/www.html5rocks.com: (97 commits)
  mobile css adjustments
  Fixes 404 issue # 211
  Removing unused code (issue 217)
  Fixed typo.
  Tweaks to Joe's article
  Use helper functions for properties and events
  improve translation
  Revisions to the constraint validation post based on feedback from @aFarkas, comments, and Twitter.
  Add Google Analytics example
  Updated with practical examples
  Add PageVisibilityAPI tutorial
  Added TJ Vantoll's 75 pixel headshot.
  Fixed incorrect month in constraint validation publication date.
  Updated publish date for the constraint validation tutorial.
  Updated publish date for responsive SVG article.
  Switching to an easier support check per https://github.com/tjvantoll/www.html5rocks.com/commit/4216d165f31bb6fa2214d138ae2c8e3482b1570f#commitcomment-1985534.
  updating title
  re-tweaked.
  reverting boldness change because antialiasing chrome change was reverted
  Fixing image size
  ...
whitespace fixes.
fixed enums in track article
updated implementation details
more tweaks
Updated tutorials.yaml and updated TextTrackCue(...)
added fixed audio sprites example
added missing full stop
Merge pull request #220 from PaulKinlan/56611d39afa4a98341235347395081294180eb16

Add new case study for HTML5Rocks about the audio support for jamwithchrome.com
Merge pull request #221 from PaulKinlan/master

Adds support for safari for jamwithchrome case study missed from issue #220
moving article to top
fixing compat check
Added link
Minor tweaks to V8 perf article.
fixing case - part 1
fixing case - part 2
Merge pull request #223 from Theodeus/master

Added link to DinahMoe
corrected track element article update_date in tutorials.yaml