Merge pull request #106 from yoavweiss/gh-pages

Regenerate spec after zcorpan's PRs
Clarify how we monkey-patch HTML.
Specify when to invoke 'update the image data'. Fixes #91
Fix indentation
Allow pictureless pictures. Fixes #108
Merge pull request #110 from zcorpan/fix-108

Allow pictureless pictures. Fixes #108
Wrap test for easier reviewing
Add myself as editor
Merge pull request #111 from zcorpan/add-simonp-editors

Add myself as editor
Parse srcset attribute more like original srcset. Fixes #97
Merge pull request #112 from zcorpan/fix-97

Parse srcset attribute more like original srcset. Fixes #97
Fix conflicts.
Build cleanly.
Require the media attribute when using multiple sources. Fixes #115
Merge pull request #117 from zcorpan/fix-115

Require the media attribute when using multiple sources. Fixes #115
Added type to authoring conformance of multiple sources