Fixed issue where new images had the size of the previous project

src/Classes/Cel.gd

@@ -1,5 +1,7 @@
 class_name Cel extends Reference
-# A class for cel properties
+# A class for cel properties.
+# The term "cel" comes from "celluloid" (https://en.wikipedia.org/wiki/Cel).
+# The "image" variable is where the image data of each cel are.
 
 
 var image : Image setget image_changed

src/Classes/Frame.gd

@@ -5,5 +5,6 @@ class_name Frame extends Reference
 
 var cels : Array # An array of Cels
 
+
 func _init(_cels := []) -> void:
 	cels = _cels