Method: Outputs a checkbox and label to enable the photo arranger Gallery Block feature.

Method: change_sort_by_option_values

Method: Output the controls that create the Skip Trash setting.

Method: Output the controls that create the default vehicle sort setting.

Method: Output the controls that create the Display Carfax Buttons setting.

Method: Output the controls that create the Use Carfax-provided Buttons setting.

Method: Creates a dropdown select that contains logical operators.

Method: Get a list of all the post meta keys in our CPT. Let the user choose one as a default sort.

Method: Outputs the settings page HTML content

Method: Santitizes the user input into the options inputs before they are saved.