OSIS-4023-fix prevent ajax triggered spinner to show when DOM is not ready
OSIS-4023-fix prevent ajax triggered spinner to show when DOM is not ready

uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis,uclouvain/osis,uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain