Export and import of custom categories

[Knopfdruckoffizier]

This option would allow users to categorize games manually and export that sets to make it possible for other users to import them. This would also require a mode where the whole steam library could be categorized, not only the games the user owns. Example of the content of exported data (simple text file): Hidden Object Games; 32140; 208620; 208630; 208640; 218700; ...