Merge pull request #675 from chenglou/special-attrs

docs section for non-dom attributes and more in dom differences
Add starter-kit zip files to repo

These should be included so that anybody can build and update the docs
with as little confusion as possible.

I've left the directory in .gitignore so additions need to be
intentional as part of a release.
Update readme for 0.5.2
Changelog, blog post for 0.5.2, 0.4.2
Add newest starter-kit downloads to docs
Update AUTHORS for 0.8
Fix npm-react build task, add to release
Update materials for 0.8.0
v0.8 blog post
0.8 starter kit
docs make all link start with /react/docs
Do not automatically select other options

For <select multiple />, `value` is an array and should not be
converted to a string.
Fix a perf issue of <select multiple />

`indexOf` was used inside a loop. Use an object and
`hasOwnProperty` instead.