add rspec to allow run test during build
remove obsolete cvsignore
Merge pull request #6 from yast/fix_build

Fix build
Add CONTRIBUTING.md

See:

  * https://github.com/blog/1184-contributing-guidelines
  * http://lists.opensuse.org/yast-devel/2013-10/msg00052.html
Merge pull request #7 from gabi2/master

allow client to access several LUNs, changelog IPv6 support (fate #316261)