Some Test Cases, that should hopefully work now.

Feel free to remove this or fix it, if it creates Problems on Linux. This is just a small fix for me, because without it, I always get an "unexpected carriage return" error.

As per warning, this must be stated as an exact version, not a version range.

It's just a natural place to showcase the initial state feature and we need a
few easy examples with initial states.

This removes dfa-with-init from ui-tests, since it's now covered by the main
example.

A final newline is automatically inserted by many traditional unix tools and
editors, which makes editing .mini files rather hard with e.g

 - vim, emacs,
 - `copar minimize foo.input > foo.mini`.

All of the above insert a trailing newline automatically.

This reverts commit 2008c0af.

small cleanup

See merge request !41