Added drop_whitespace to the docstring for popup. Added popup_error_with_traceback to popups

readme_creator/markdown input files/2_readme.md

@@ -2058,20 +2058,6 @@ Your Window's layout is composed of lists of Elements.  In addition to elements,
 
 
 
-
-
-- Text
-- Single Line Input
-- Buttons including these types:
-	- File Browse
-	- Folder Browse
-	- Calendar picker
-	- Date Chooser
-	- Read window
-	- Close window ("Button" & all shortcut buttons)
-	- Realtime
-
-
 ## Keys
 
 ***Keys are a super important concept to understand in PySimpleGUI.***

readme_creator/markdown input files/5_call_reference.md

@@ -3341,6 +3341,7 @@ Don't use these.  They are here in case you're searching for them.  Instead use
 <!-- <+func.popup_auto_close+> -->
 <!-- <+func.popup_cancel+> -->
 <!-- <+func.popup_error+> -->
+<!-- <+func.popup_error_with_traceback+> -->
 <!-- <+func.popup_get_date+> -->
 <!-- <+func.popup_get_file+> -->
 <!-- <+func.popup_get_folder+> -->