Add hook_uninstall in CERN Display Formats

Summary

Add hook_uninstall in the .install file for display formats

added High Priotity label

changed the description

added 1 deleted label

added 1 deleted label and removed High Priotity label

changed milestone to %External Partner October 2019

assigned to @pgroeger

I tested the current implementation and it is not necessary since the views are automatically deleted when uninstalling the module. I am closing the issue.

closed