ATMO-295 Helper script to fix any invalid instances.
ATMO-295 Helper script to fix any invalid instances.

* Any instances with metadata tmp_status set to networking
  will be set to the empty string.

	new file:   scripts/remove_networking_metadata.py

CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend,CCI-MOC/GUI-Backend