renames set_Mline_size to set_mline_size
adds user defined icon packs
adds duplicate to available record actions
adds set_ttk_theme and get_ttk_theme
moved some informational popups to quick messages
New prompt_save() feature at both the Query and Form level
Big thanks to ssweber for many of these great ideas and contributions!
informational logging cut down to a sane amount
Several bug fixes in the record save system
Changes to fix the prompt_save functionality, including a records_changed() method to easily check if records have changed.
Improved address book example to use this new method to selectively enable or disable the save button.