[REF] base_external_referentials : refactor code due to change done in base_pop_up
[REF] base_external_referentials : refactor code due to change done in base_pop_up

BT-jmichaud/connector,hugosantosred/connector,BT-jmichaud/connector,Antiun/connector,brain-tec/connector,acsone/connector,mohamedhagag/connector,fevxie/connector,brain-tec/connector,acsone/connector,js-landoo/connector,BT-ojossen/connector,guewen/connector,anybox/connector,hugosantosred/connector,zhaohuaw/connector,Endika/connector,dvitme/connector,brain-tec/connector,fevxie/connector,gurneyalex/connector,gurneyalex/connector,guewen/connector,mohamedhagag/connector,esousy/connector,dvitme/connector,Antiun/connector,sylvain-garancher/connector,BT-fgarbely/connector,Endika/connector,esousy/connector,maljac/connector,BT-fgarbely/connector,acsone/connector,anybox/connector,MindAndGo/connector,BT-ojossen/connector,sylvain-garancher/connector,open-synergy/connector,js-landoo/connector,maljac/connector,open-synergy/connector,MindAndGo/connector,zhaohuaw/connector