Version 0.9.3

Added features:
    - Option to enable/disable website SSL certificate verification (True/False)
    - Option to exclude URL patterns (list)
    - Option to provide custom HTTP request headers to web server (dict)

    - Add support for <lastmod> tags (XML)
        - Configurable timezone offset for lastmod tag

    - Add support for <changefreq> tags (XML)
        - Input (dict): { url_regex: changefreq_value, url_regex: ... }

    - Add support for <priority> tags (XML) 
        - Input (dict): { url_regex: priority_value, url_regex: ... }

    - Reduce default concurrent max tasks from 100 to 10

Version 0.5.1

Fixed:
    - UnicodeEncodeError: 'ascii' codec can't encode character