Update r_configure_gateway_service.md
Update r_configure_gateway_service.md

removing notify options
mjolie/gateway,kaazing/gateway,mjolie/gateway,jfallows/gateway,Anisotrop/gateway,justinma246/gateway,mjolie/gateway,DoruM/gateway,danibusu/gateway,adrian-galbenus/gateway,Anisotrop/gateway,DoruM/gateway,Anisotrop/gateway,jfallows/gateway,danibusu/gateway,adrian-galbenus/gateway,michaelcretzman/gateway,chao-sun-kaazing/gateway,a-zuckut/gateway,danibusu/gateway,stanculescu/gateway,mgherghe/gateway,vmaraloiu/gateway,biddyweb/gateway,jitsni/gateway,stanculescu/gateway,nemigaservices/gateway,irina-mitrea-luxoft/gateway,dpwspoon/gateway,mgherghe/gateway,a-zuckut/gateway,dpwspoon/gateway,vmaraloiu/gateway,justinma246/gateway,chao-sun-kaazing/gateway,biddyweb/gateway,cmebarrow/gateway,jitsni/gateway,chao-sun-kaazing/gateway,AdrianCozma/gateway,kaazing/gateway,nemigaservices/gateway,mgherghe/gateway,justinma246/gateway,michaelcretzman/gateway,adrian-galbenus/gateway,biddyweb/gateway,cmebarrow/gateway,sanjay-saxena/gateway,stanculescu/gateway,nemigaservices/gateway,vmaraloiu/gateway,irina-mitrea-luxoft/gateway,michaelcretzman/gateway,mgherghe/gateway,adrian-galbenus/gateway,dpwspoon/gateway,AdrianCozma/gateway,jitsni/gateway,a-zuckut/gateway,mjolie/gateway,sanjay-saxena/gateway,irina-mitrea-luxoft/gateway,kaazing/gateway,stanculescu/gateway,jfallows/gateway,dpwspoon/gateway,cmebarrow/gateway,Anisotrop/gateway,AdrianCozma/gateway,DoruM/gateway,nemigaservices/gateway,AdrianCozma/gateway,cmebarrow/gateway,michaelcretzman/gateway,biddyweb/gateway,sanjay-saxena/gateway,vmaraloiu/gateway,justinma246/gateway,DoruM/gateway,jitsni/gateway,chao-sun-kaazing/gateway,irina-mitrea-luxoft/gateway,jfallows/gateway,sanjay-saxena/gateway,danibusu/gateway,a-zuckut/gateway,kaazing/gateway