2.2.1

Release version 2.2.1.

Version 2.2.0.

• Added backend for company-mode. Thank you, @joddie.

Released 2.1.1

Trimmed description and add version to documentation.

Released 2.1.0

• Build doc text for PHP function. Use it for ac-quick-help.
• Marked PHP functions as functions in auto-complete.

Released 2.0.0

• Now based on the JSON list from
  http://doc.php.net/downloads/json/php_manual_en.json because the
  funcsummary.txt apparently isn't updated anymore.
• Also adds PHP control structures to the hash table.

Released 1.0.0

New version.