keep order of configured layers/caches
keep order of configured layers/caches

camptocamp/mapproxy,procrastinatio/mapproxy,olt/mapproxy,kaiCu/mapproxy,geoadmin/mapproxy,kaiCu/mapproxy,olt/mapproxy,geoadmin/mapproxy,faegi/mapproxy,vrsource/mapproxy,camptocamp/mapproxy,vrsource/mapproxy,faegi/mapproxy,procrastinatio/mapproxy,drnextgis/mapproxy,drnextgis/mapproxy,Anderson0026/mapproxy,mapproxy/mapproxy,mapproxy/mapproxy,Anderson0026/mapproxy