initial support for alias
use URL.ycp for parsing/building URL
support also "alias" key in autoyast profile
fixed setting alias
fixed log messages
fixed comment
use AddOnProduct::SetRepoUrlAlias() function
updated yast2-packager dependency
URL module is not needed actually
added .gitignore
updated RNC schema for autoyast
added changes entry
- 2.17.29
updated version dependency
Merge pull request #2 from yast/autoyast_repo_alias_fate313144

Set repo alias in Autoyast mode (fate#313144, bnc#741529)
Merge branch 'Code-11-SP3' into addon_via_boot_params-fate314318

Conflicts:
	package/yast2-add-on.changes

- version update