GetVlanInterfaces: parse lines in output of fipvlan correctly (bnc #813621)

detect VLAN interface correctly (bnc #813621)

Conflicts:
	src/FcoeClient.ycp
respect VLAN set to 0, means no VLAN is needed

Conflicts:
	src/FcoeClient.ycp
take VLAN 0 if multiple VLANs found for a device (see bnc #813621)
add MAC address to info map and show it in interfaces dialog

add MAC address to test data

comment changed
set new values in correct `Cell number
improve comment and enhance test data
check VLAN 0 also for autoyast config
add TestMode() to GetFcoeVlanInterface
version and changelog