Function jservice::get_categories

pub fn get_categories(count: Option<u32>,
                      offset: Option<u32>)
                      -> Result<Vec<Category>, String>

Get categories.

Does not return categories with clues field.

• count - amount of categories to return, limited to 100 at a time. 1 by default.
• offset - offsets the starting id of categories returned. Useful in pagination.