V0.6 cassiopeia is out

Hi,

V0.6 is out!

New features.

• Added error popup.

• Nodes can be drag en dropped.

• Added create constellation when right clicking on project window.

• Added Quit node.

Improvements

• Node selector window can be resized

• Updated the flappy bird example and fixed bugs in the project.

Refactoring:

• Cleaned editor scripts.

Fixes

• Fixed memory leaks with sender and receiver nodes.

• Removed Warnings in editor for transform and audio source node.