Update for improved Omeka and AWS compatibility

Changes courtesy of @timstallmann 👍

What's Changed

• Update for compatibility with Omeka by @timstallmann in #12
• Add build alias to package.json and bump version by @mikesname in #13
• Remove the Omeka prefix from the plugin name by @mikesname in #14

New Contributors

• @timstallmann made their first contribution in #12

Full Changelog: 1.0.0...v1.1.0

Bump version to 1.0.0 and add Gruntfile for building release pkg

Bumped AWS SDK version to latest v3.x.

Also relicensed to EUPL-1.2.

Omeka Amazon S3 Storage Adapter 0.2.0

Add support for using private objects with pre-signed URLs based on the expiration setting.

Omeka Amazon S3 Storage Adapter 0.1.0

First beta release of Omeka Amazon S3 Storage Adapter.

Requires PHP 5.5 or above.