* [core] cleanup for perlcritic K::H::OBSCheck and K::Util::DoD
* [core] make use_oscrc configurable in KankuFile and changed init template
* [core] removed references to M0ses and updated examples/defaults to Leap 15.0
OBS-URL: https://build.opensuse.org/package/show/devel:kanku/kanku?expand=0&rev=3
