Remove spammy prints

src/combine.rs

@@ -54,12 +54,10 @@ pub fn create_new_best_combination(city: &City, left_layouts: &Vec<SavedLayout>,
         for right_layout in right_layouts {
             if let Some(bound) = db.get_merge_lower_bound(left_layout, right_layout, transposed) {
                 if bound < best_price.expect("No best price set while lower bounds exist") {
-                    eprintln!("Low bound; left needed ({} - {})", left_layout.id(), right_layout.id());
                     needed = true;
                     break;
                 }
             } else {
-                eprintln!("No bound; left needed ({} - {})", left_layout.id(), right_layout.id());
                 needed = true;
                 break;
             }