Iamvery Ratchet Versions Save

From the CHANGELOG

Added

• Added changelog to project
• Missing property emits a warning (https://github.com/iamvery/ratchet/pull/58)

Changed

• Move things under Ratchet.Data to Ratchet.Template (https://github.com/iamvery/ratchet/pull/49)
• Support struct data (https://github.com/iamvery/ratchet/pull/52)
• Support non-string content (https://github.com/iamvery/ratchet/pull/47)
• Support Phoenix "safe" content in transforms (https://github.com/iamvery/ratchet/pull/54)

Removed data-scope which was essentially a nerfed version of data-prop. For now everything is data-prop. Additionally, added support for more complex data such as attr-only and nested properties.

Changes only to documentation.