Revert "Revert "Revert "Support schema changes"""
Revert "Revert "Revert "Support schema changes"""

This reverts commit 06a3b1f78cb873b9158e188ad03a68a2ecc5c6ed.

ENCODE-DCC/WranglerScripts,ENCODE-DCC/WranglerScripts,ENCODE-DCC/WranglerScripts,ENCODE-DCC/WranglerScripts