Safari fixed viewport units in calc()
Tested
Chrome fix confirmation.
Create resource-timing.json

Added Resource Timing API
Add IE calc/transform bug

I'm frankly confused whether this is a bug in `calc()` or `transform`, but IE10 (and possibly 11, but I don't have it handy) is the only "modern" browser I tested that doesn't support using `calc()` within it.
Merge pull request #622 from joe-watkins/patch-1

Viewport Units in calc() - Safari/Chrome bugs fixed
Merge pull request #623 from AurelioDeRosa/patch-1

Create resource-timing.json
data update
Update font-feature.json

Tested and safari on iOS doesn’t support font-feature
Merge pull request #626 from dinobib/patch-1

Update font-feature.json
fix conflict
Merge branch 'juliocesar-patch-1'
data update
Create imports.json

Added the HTML Imports API
Create custom-elements.json

Added the Custom Elements API
Merge pull request #628 from cletusw/htmlImports

Create imports.json
Merge pull request #629 from cletusw/customElements

Create custom-elements.json
data update
Update css-sticky.json

Position sticky will be available in firefox 32, not 31 (https://bugzilla.mozilla.org/show_bug.cgi?id=916315)
Added browser bug in IE 10