Some smaller fixes for openSUSE 13.1 support

* dnsmasq-utils is also required on openSUSE 13.1 (for dhcp_release)
* make sure that iscsid is actually started. On openSUSE it's not
  started by default.

Change-Id: Ibceb7ce1372ca74010bdc9f44258a5a25182adc6
Merge "Some smaller fixes for openSUSE 13.1 support"