In addon:DisplayTextDump(): Renamed addon.ARLCopyFrame to addon.copy_frame, which is now assigned from a local variable instead of being referenced multiple times.
In addon:DisplayTextDump(): Renamed addon.ARLCopyFrame to addon.copy_frame, which is now assigned from a local variable instead of being referenced multiple times.
Moved PaneBackdrop into a do-block with addon:DisplayTextDump(), since it's only used there.
Moved initial setting of the text and tooltip for ARL_ExpandButton from addon:DisplayFrame() to InitializeFrame().
Removed addon.ExpandAll_Clicked() - its contents are now the OnClick handler for ARL_ExpandButton.
Renamed TooltipDisplay() to SetTooltipScripts().