Flush caches on backup transition
Merge pull request #25 from Apsu/master

Merged automatically by jenkins after successful build test
Fixup src hints

* Global ns APIPA route is added by adding IP, remove explicit add
* VIP route source hints need to be the mgmt IP source
* Cache flushing was masking above problem, removing
Merge pull request #26 from Apsu/master

Merged automatically by jenkins after successful build test