[2.2.0] - Release Notes

The main goal is the PDF support and some minor improvements and fixes.

Changed

• Fixed documentation.
• Fixed CFE and TELMEX templates.
• Modified /api/v1/process result to add more information.
• Added more description on errors.
• Added PDF support.
• Added IVA, IRPF for El Salvador templates.
• Updated OCR engine to 3.11.2