Added Changelog.md

Author: BenPyton

Changelog.md

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+# Changelog
+
+## Alpha 0.0.4
+- Added Undo/Redo actions with Ctrl+Z/Ctrl+Y
+- Added option in audio menu to loop the sound playback
+- Added option in audio menu to auto-generate the sound when play button is pressed, or when a change is made
+- Added "Pause" and "Stop" actions when the sound is playing
+
+## Alpha 0.0.3
+- Added drag and drop from buttons to create components at a position
+- Adde right click on scene to create compoenent at a position
+- Added "Open recent" menu to open easily the 10 last rojects files
+- Added memorization of window state (position, size, maximized)
+
+## Alpha 0.0.2
+- Added "Select all component" action with Ctrl+A shortcut
+- Added Copy/Paste of components with Ctrl+C/Ctrl+V
+- Added break links action in context menu when right clicking on a pin
+- Fixed a critical bug when loading a project
+
+## Alpha 0.0.1
+- Port the project to Qt5
+- Removed all files specific to SFML 
+
+## Pre-Alpha 0.0.0
+- Created the project in SFML