Tagging v2.3.3

Tagging v2.3.2

Tagging 2.3.2.beta2

Adding more needed development dependencies, bumping gem version

v2.3.0 - Ruby 1.9 support

v2.2.9.2 - Removed stupid S3 Deprec warning

Tagged v2.2.9.1

Version 2.2.9

v2.2.8: Restored the ability to assign nil to delete.