In this commit:
- Added notification labels that appear when the user does an action (for undoing, redoing and saving)
- Fixed symmetry with custom brushes.
- In Main.gd, current_save_path and current_export_path get cleared when the user creates a new drawing or opens one.
v0.4 of Pixelorama is out! Check https://functionoverload590613498.wordpress.com/2019/11/13/pixelorama-v0-4-is-out/ for the full changelog.