[yast-commit] [yast/yast-installation] af83e9: add documentation how to use module extension

Branch: refs/heads/roles_ordering Home: https://github.com/yast/yast-installation Commit: af83e93783062b2c4fb1c9e85bb2a351ac5477b3 https://github.com/yast/yast-installation/commit/af83e93783062b2c4fb1c9e85bb... Author: Josef Reidinger Date: 2017-09-26 (Tue, 26 Sep 2017) Changed paths: M doc/installer_extension.md Log Message: ----------- add documentation how to use module extension