GKUpgrade : Remove gbflag from godown table if present
Drop column gkflag form godown table if present.
How to test?
Drop database.
Checkout to version 5.50 using git checkout -b newbranch v5.50 on both core and webapp
Now run gkutil and initdb. Look for gbflag in godown table using psql
Now checkout to your working branch in both core and webapp and test your code.