[REF] base_external_referentials : work in progress, rename function, start adding doc string, adding new abstract function...
[REF] base_external_referentials : work in progress, rename function, start adding doc string, adding new abstract function...

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