1.2.1

• provides clean_url(), get_hostname_from_url() and is_external_url() global network functions, which used to
  belong to php-tools but have been deprecated and will be removed by it;
• updated for php-tools 1.10.

What's Changed

• Develop by @mirko-pagliai in #55

Full Changelog: 1.2.0...1.2.1