Jira ticketref support

Add support for make

Improved portability

Added a phpcs-fixer hook

check copied, renamed and modified files as well

When using diff-filter at first, I probably thought it was about lines,
when in fact, it was about lines.

add syntax checker for xlf

remove template from update script path

The update script is not part of the template directory, but from the
root directory.

add cleanup script

This gets rid of unwanted files in a repository.