man: fix wicked(8) manpage not to refer to itself
Merge pull request #270 from pwieczorkiewicz/wicked_8_man

man: fix wicked(8) manpage not to refer to itself (bnc#880262)
client: require directory in --ifconfig compat:/dir (bnc#881544)
Merge pull request #272 from mtomaschewski/compat-dir-only

client: require directory in --ifconfig compat:/dir (bnc#881544)
dhcp4: dhcp progress notifications

Output some basic log messages depicting dhcp4 operations.
dhcp6: dhcp progress notifications

Output some basic log messages depicting dhcp6 operations.