Implements #10012. RedirectAllMailto might optionally dynamically set by current logged in FE or BE User.

QFQ encrypt/decrypt WIP: Feature implementation for Forms and Report finished. QFQ Variables are in progress

QFQ encrypt/decrypt WIP: created new class for encryption and decryption of strings. Implemented multiple functions to handle these data. Prepared formEditor.sql and formElement.json for new feature

#Refs 13722: Detect and fix pdfunite problems "Gen inside xref table too large (bigger than INT_MAX)" via pdf2ps, ps2pdf

Problem was a second exception. Prevent throwing 'invalid sip' a second time will show IP/feUser already in first exception handling.