networker sceleton
Merge branch 'master' into 120-networker
rename networkerworker to networker
setup network interfaces
ifup logic was added
Merge remote-tracking branch 'upstream/master' into 120-networker
Merge remote-tracking branch 'upstream/master' into 120-networker
basic test for networker worker
finished work on test
Merge remote-tracking branch 'upstream/master' into 120-networker
remote logger from tests
Merge remote-tracking branch 'upstream/master' into 120-networker
Merge remote-tracking branch 'upstream/master' into 120-networker
close file before renaming

Renaming an open file is not possible on windows
merge with upstream/master
Adds the 'maas-bridge-interface' option to MAAS configuration
	- By default 'eth0' is used, but this fails on some setups like LP: #1271144 when
	using (p1p2, eth2, ..) interfaces.
- Minor fixes according to @wallyworld observations
- Fixed according to @axw comment.
	- For backward-compatibility, network-bridge is an empty string by default "eth0" will be returned.
Merge remote-tracking branch 'upstream/master' into 120-networker
Cleanup for new names.ActionTag refactor

hide implementation details more, rearrange code layout, simplify