Testing commit status
Initial version of Web Animations spec
Rename web-animations.html to index.html

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rename : web-animations/web-animations.html => web-animations/index.html
Update link to current draft
Added time fraction section.
Removed some TODOs from animation calculations section.
Created new section to handle primitive animation operations (e.g. interpolations).
Missing section tag
Minor wording fixes
Fix link to spec
Add description of timeline start behavior
Tweak some parts of the media fragments integration section
Add details about integration
Move some parameters in TimedItem around to make it easier to read
Rename changeSpeed to updateSpeed
Fix broken link
Rename startOffset to timeDrift
Remove unneeded paragraph
Add iterationStart parameter
Factor speed into calculating animation time
Introduce adjusted animation time
Add reverse to Timing