Add Web Cryptography feature

Related feature request:
http://www.google.com/moderator/#15/e=ae425&t=ae425.40&f=ae425.68f72a&q=
ae425.68f72a
Update ruby.json
Update input-number.json
Update details.json
Update input-color.json
Update input-datetime.json
data update
Merge pull request #165 from AMorgaut/master

Add Web Cryptography JS API
Merge pull request #166 from silverwind/master

Resolve a few more unknown's for Firefox 21/22
Merge pull request #168 from MayhemYDG/patch-1

Flexbox pref is disabled by default on Fx21
data update
data update
Update svg.json

Adding information about Chrome bug 173360 for svg aspect ratio bug
Merge pull request #171 from misterdai/patch-1

Update svg.json
apply patch
Merge branch 'master' of github.com:Fyrd/caniuse
data update
data update
Add template.json
Change spec