tree ac134f615fbdb669d87c02b809d1816a55ab1fbb
parent 69f774d9e2afedfade9e5bcf9044a91e0a5d1889
author Saurav Das <sauravdas@alumni.stanford.edu> 1518646494 -0800
committer Saurav Das <sauravdas@alumni.stanford.edu> 1520036453 -0800

Handling multiple layers of spines.

Also in this commit:
     - Triggering swap group creation and accounting for it in DestinationSet
     - Fixes in ofdpa2 and ofdpa3 pipeline to allow SR Continue operation
     - Renaming mplsSet in DestinationSet to notBos
     - Removing unused RandomDestinationSet
     - Bug fix in ofdpa driver for swap group chain creation
     - Bug fix in ofdpa driver for verify group operation
     - Better internal bookeeping of device ports and associated neighbors

Change-Id: I2b8f1c4c0b305ef847d57ca7a5320943e06d190d