this overwrites the existing merge request !1 (closed) as all the changes are contained in this as well.
Adapt titlepage (similar to UPB ref. template)
and add additional german/english support.
Add support for additional variables
Add config file as a definit entrypoint to change existing variables
Add english UPB logo
Clean up file structure (move some files from root to misc)
Add UPB colors and remove codesnippets for RUB CorpID
Clean up existing files (unify whitespaces, etc)
Move background on titlepage to remove white stripe on lower left side
Fix deprecation warnings and errors
see https://komascript.de/faq_scrpage2_en regarding
On Arch Linux the template was no longer compilable, due to the deprecation. It might still work on Debian etc but should not break there (hopefully) as the replacement package exists since 2012.