added user_id to admin interface
added user_id to admin interface

fixes #553

corinnecurcie/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,horak/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,horak/Japan-Digital-Archive,horak/Japan-Digital-Archive,horak/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,horak/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,horak/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,corinnecurcie/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,horak/Japan-Digital-Archive,rchen152/Japan-Digital-Archive,spacemansteve/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive,jcuanm/Japan-Digital-Archive