Add changelog file

CHANGELOG.md

@@ -0,0 +1,19 @@
+# Changelog
+All notable changes to this project will be documented in this file.        
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
+
+## [Unreleased]
+- Add CORS domain origin allowance for webapp in progress.
+- Add [Stripe](https://stripe.com/fr) payment method (payment + billing).
+
+## [1.0.4] - 2019-11-16
+### Added
+- Created CHANGELOG.md file to keep track of changes.
+
+## [1.0.3] - 2019-11-16
+### Added
+- Increase max file upload size to 1Go. 
+
+## [1.0.2] - 2019-07-14
+### Removed
+- Removed Javascript key from Parse Server configuration (No longer needed).