Revert "NXP-12003: Remove hideIcon parameter in user and groups"

This reverts commit e0b35a8c56b7a4e8022246aec116f253c971bde1.

Conflicts:
	nuxeo-platform-webapp-base/src/main/resources/web/nuxeo.war/widgets/user_group_display_template.xhtml
NXP-12004: Do not use span to display username with csv