Revert "Add config array to event core.user_setup"

This reverts commit 7d0d97844a6eef4d5f84e93c5dca8cdecc322a6d.
Revert "Add config array to event core.user_setup"

This reverts commit ad567c4877c063efec44b66f1c024ce213969434.
Add the config array to the core.user_setup event

This will allow for the dynamic replacement, by an extension, of a
config variable by a user variable