Use libnl-3 instead of libnl.

Update Build-Depends: libnl-dev -> libnl-3-dev, libnl-genl-3-dev.
Update Depends: libnl1 -> libnl-3-200.

Signed-off-by: Denis Zaitsev <oktocat@yandex.com>
Fixed Cmakelists.txt.

Signed-off-by: Denis Zaitsev <oktocat@yandex.com>
Merge branch 'v0.11' of git://github.com/oktocat/cocaine-plugins into oktocat-v0.11

Conflicts:
	debian/control

Signed-off-by: Denis Zaitsev <oktocat@yandex.com>
Merge branch 'oktocat-v0.11' into v0.11