Added 'week' and 'time' to set_attribues().
Refactored variable zip to zipcode.

Had to refactor the variable zip to zipcode because there is a built in function called zip().
Added 'week' and 'time' to add_congregation().
Added 'week' and 'time' to edit_congregation().
Added 'week' and 'time' to __check_required_fields().
Added 'week' and 'time' to zero_out().
Moved EditCongregationDialog()

Moved the EditCongregationDialog class to the end of the source file, underneath the AddCongregation class.
Added docstring to populate_table().

Also removed the comment "Populate the congregation table".
Added space between methods.
Updated docstring for add_congregation class.

The name of a method changed. This edit fixes the change of name and also reformats the docstring.
Fixed an error in the docstring.

Didn't change the name of the renamed method entirely. Took care of that now.
Added place holder for 'week' and 'time'.
Added place holders for 'week' and 'time for the EditCongregationDialog class.
Added place holder for 'week' and 'time' submit_edit().