* Added value list for longest_side in export commands.
* Command settings converts to list if old value was list
* directory.settings has default values for export_dir and extension_filter (which is a new setting for specifying what files should be indexed in the directory)
* Restructuring in the main file
Info mode implemented in drawing.draw_image()
* Controlled by browser.show_info
* F2 and toggle_info toggles
* Shows filename, categories (by name), dimensions, angle and comment
Main program to pass category map from directory settings to drawing.draw_image()
Moved toggle_info from main_commands to image_commands