returning proper error message when updating an entity that does not exist
returning proper error message when updating an entity that does not exist

kyroskoh/kong,ind9/kong,ajayk/kong,ejoncas/kong,Kong/kong,isdom/kong,isdom/kong,shiprabehera/kong,smanolache/kong,ejoncas/kong,ind9/kong,vzaramel/kong,rafael/kong,jebenexer/kong,streamdataio/kong,Vermeille/kong,akh00/kong,Kong/kong,Mashape/kong,li-wl/kong,streamdataio/kong,beauli/kong,salazar/kong,icyxp/kong,kyroskoh/kong,rafael/kong,Kong/kong,vzaramel/kong,ccyphers/kong,jerizm/kong,xvaara/kong