update docs for React.Children
more references
Re-add strict warning to Danger test

Lost in the great reorg
Merge pull request #1019 from petehunt/docs99

Update docs for React.Children
Make uncontrolled select not set value on update
Refactor updateOptions to take value
Community Round-Up #15; center embedded tweets
Don't use <center> for twitter embeds
Center twitter embeds differently. again.

This time, just target the iframe. display: table was weird in webkit.
Skip assignment, just call updateOptions directly
Merge branch 'spicyj-uncontrolled-select'

Closed #907
DOMIDOperations -> BackendIDOperations
docs(ServerRendering): Reflect renderComponentToString changes
Merge pull request #1033 from bripkens/tostring-docs

docs(ServerRendering): Reflect renderComponentToString changes
Add PropTypes.ArrayOf and clean up ReactPropTypes.js
build npm-react module, upload to builds page