Log Message:
py-mail-parser: updated to 4.1.2

4.1.2
Bugfix GitHub pipeline

4.1.1
Added build pipeline for tags. Automatic upload on PyPi

4.1.0
Improving code quality
Fixed issues
Added Docker build
Added bitcoin code

4.0.0
being more explicit with msgconvert tool error message
Fix for regex parsing misbehaviour when mail id in received headers ends with \ 
"-by"
Fix problems with multipart attachments