[doc] Document the CORS options
[fix] Don't namespace options under CORS.
[fix] Don't send CORS headers for the client or other requests.
[fix] Also apply CORS headers to our client file.
[fix] Fix broken table due to new line
Revert "Revert "[major] HTTP Access Control (CORS)""

This reverts commit a83a5bd62a0bd96fa1396571d26cb2c097caa4ad.

Conflicts:
	transformer.js
Update README.md

Just fixing up some wording as I read through :)
Merge pull request #177 from thataustin/patch-1

Update README.md
[minor] Bump dev dependencies
[fix] Improved clean up to prevent crashes when you don't have a server or transformer.
Merge pull request #178 from primus/CORS

Cors
Merge branch 'master' of github.com:primus/primus into middleware

Conflicts:
	transformer.js