Merge branch 'feature/napl-3p-test' into 'master'
[naplinfiltration] Separate 3p and 3p3c for pedagogical reasons * Make the ctests run only about 30 seconds each to save computer power when testing automated * [ ] This can be only merged if the corresponding merge request of dumux branch fix/3p-parker-vangenuchten is merged. See merge request !10