only reuse MAC addresses once the entire recipe set is finished

Bug: 903893
Change-Id: I36ea65893abf8ecb6210ad87e400995eaac83935
Automatic commit of package [beaker] release [0.11.2-1].
fix tests for commit 96884c98

Change-Id: If1fb357d0c236066816ef760c81a986a031f97b1
docs: fix broken links

Change-Id: I1809b72288fbbd3e521b8ac69e475ad834227d6c
Merge branch 'release-0.11'