Another fix for bnc#792985 - set links up during installation.

Earlier fix (see 2.17.183) had a bug.
Set links up when probing interfaces during installation. See
bnc#792985.
Updated changelog

Conflicts:

	VERSION
	package/yast2-network.changes
Merge branch 'Code-11-SP3' of github.com:mchf/yast-network into Code-11-SP3