Add basic release notes in README
## Release Notes
Users appreciate release notes as you update your extension.
### 1.0.0
Initial release of ...
### 1.0.1
Fixed issue #.
### 1.1.0
Added features X, Y, and Z.
This has to happen before every release! :) At least some high level release notes must be mentioned. Like, new features, bug fixes.
Edited by Karuppiah