Refactoring

[jtojnar]

The current code was just quickly extracted from paslandau’s projects. It should be cleaned up and most of it replaced by external libraries. For example there is parse_headers method in GuzzleHttp\Psr-7 which is similar to splitHttpHeaderWords.

[fizzka]

+1
if author approve this ticket, i can contribute some enchancements too

[jtojnar]

Feel free to open a pull request.