040000 tree b4943a84906a8d7fafca531f50657ffe51d74b30	architectureDocumentation
040000 tree a5923d1e5a38b031afc83a7cbafd3ba632714f12	howto
040000 tree 66999fe37270ec11c57b1cef3107dff5ba7919ce	images
040000 tree 7bb580829a1e43e079d672aa8fa5c26aec786eaa	interfaceDocumentation