Merge pull request #3 from phindmarsh/master

Updated `aws/aws-sdk-php` version to `2.1.*`
1.0.3
Allow crop location to be an array
1.0.4
Updated S3 endpoint
Switched mimeType and type validation rules
1.0.5
Updated to grab extension from the file info mimetype
Added declarations for primary extension when multiple exist for a single mime type
1.0.6
Allow https file importing
1.0.7