Revert "kube-proxy get the host ip from eth0"
Revert "kube-proxy get the host ip from eth0"

This reverts commit d93932f6e4b471b092ac66810de23eb489824ada.

Metaswitch/calico,neiljerram/felix,neiljerram/felix,neiljerram/felix,Metaswitch/calico,neiljerram/felix