Added a line break to separate topics on the change log
Updated the AnimationView.UpdateUndoControls() method to display the description of the undo and redo operations on the buttons' tooltips
Added Animation.RemoveFrameIndex() method that removes a frame at a given index from the animation
Fixed confusing error message for the Frame.Added() method.
Added 'description' field and constructor parameter to the FramesAddDeleteUndoTask class.
Added 'undone' field to the FramesAddDeleteUndoTask class.
Fixed bug with the disposal of frames that were still memory-relevant on the FrameAddDeleteUndoTask.Clear() method.
Fixed bug with the order in which frames were being removed/added on the FramesAddDeleteUndoTask.Undo() and .Redo() methods.
Updated change log to reflect recent changes
Updated version number on the assembly and main form.