Python-aliexpress-api

**Updates:**
- Adjusted endpoints for the new API.

**Fixes:**
- Fixed exeption handling for request timeout

**New features:**
- Added method to get all categories.
- Added methods to filter parent and child categories.
- Added categories cache.

**Updates:**
- Added evaluate_rate, lastest_volume and product_video_url to product model.

**Improvements:**
- Improved product ID detection for get_product_id.

This version breaks compatibility with previous ones, so you will need to migrate in order to take advantage of the new features.

**New features:**
- Completely refactored code to improve usability.
- Added type hinting to help you code.
- Added compatibility with all arguments from the official API.
- Added custom exceptions to help with error handling.
- Added models for some attributes.
- Added docstrings for all methods.
- Added new method to get hotproducts.
- Now is possible to get affiliate links and products information in bulk.

**Breaking changes:**
- Adjusted all methods and models to meet AliExpress API standards.
- Changed module name from aliexpress to aliexpress_api to avoid module clashes.
- Compatibility with Python 3.6 or later.