Add Get Started button at end of Home page
Add Home page section about _what_ FormatJS _is_
Improve "what FormatJS is" sentence and rearrage sections
Switch to "For display-ing" on Home page
Merge pull request #95 from ericf/homepage

Improve Home page by adding a section on what FormatJS is
Remove border-radius from "layers chart" on Home page
Tweaks to diagram on home page
Add "Message" tab to examples that use a message

These changes allow examples to contain a `meta.yaml` file, in which
`messageId` can be defined, and when the example is rendered, a
"Message" tab will automatically display the ICU Message string for the
current locale.
Tweak margins on "layers" chart to `em`
Merge pull request #98 from ericf/example-messages

Add "Message" tab to examples that use a message
Merge branch 'master' of https://github.com/yahoo/formatjs-site into dust
more changes in dust, and adding basic content on react