Configure Smalot pdf parser into reader

Merge pull request #31 from atgp/configure-smalot-pdf-parser

Allow to configure Smalot pdf parser

New API for library classes

• Requires php 7.4+
• Refactor classes to clarify uses
• Simplify requirements for "smalot/pdfparser"
• Import external links on generated factur-x pdf

Upgrade Factur-x xsd to v1.0.06

Merge pull request #26 from atgp/factur-x-1.0.6-xsd

Upgrade Factur-x xsd to v1.0.06

v1.0.5: Merge pull request #22 from crozet-magenta/php-8.2

add polyfill for utf8_encode function to prevent deprecation notice on PHP 8.2+

v1.0.4

Fix not defined profil when not check XSD and adding logo

v1.0.3: Merge pull request #13 from nykopol/master

work well with esoteric page format

v1.0.2

Merge pull request #7 from bleetic-master