Merge pull request #246 from toabctl/fix-migration-filename

Rename region migration
Export custom region name in openrc file

OS_REGION_NAME is set to th custom region name set in Crowbar.

related to: https://bugzilla.novell.com/show_bug.cgi?id=896481
Merge pull request #247 from toabctl/region-in-openrc

Export custom region name in openrc file
[SUSE] Removed frontend selection