[IMP] base_external_referentials : improve decorator give the posibility to check the category and specify a super function to call
[IMP] base_external_referentials : improve decorator give the posibility to check the category and specify a super function to call

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