Moved downstream tests with some changes
- Changed setup() to work properly even on environments where
routers can be scheduled on compute nodes.
- Adjusted paths and references to fit the whitebox plugin
- Adjusted uuids to a new unique ones
- Added skip for a single-node environment
- Added necessary config options and base functions
Also:
- Extended tcpdump capture code to support toolbox on coreos.
- Added external bridge and tcpdump capture interface name
discovering to support environments where different nodes
have different interface names.
Note: some of tests still need to be adapted for podified
environment so for now they will be skipped.
Change-Id: I1497862f35ac3c8182a668db87bc608193c6727f
69169975c0