Authorization (draft) first done
Add a missing parameter to README
Uses en_US_POSIX; Checks _accessKey and _secret before authorize request
Merge pull request #14 from flipstudio/master

S3 Authorization
Minor reformatting
Adding documentation
Changing baseURL property to strong
Bumping version to 0.2.0
Merge pull request #13 from yaotti/patch-1

Add a missing parameter to README
Add AWS 'key' form input element according to AWS documentation

http://doc.s3.amazonaws.com/proposals/post.html#Access_Control_Example

The above document explains that 'key' is a mandatory form element when
submitting POST requests to S3. I have added this element before 'file' since
the order matters:

https://forums.aws.amazon.com/message.jspa?messageID=131965
Merge branch 'master' of github.com:AFNetworking/AFAmazonS3Client