040000 tree 2d51a2d47186e7e18d197d06813f627c83511bc8	architectureDocumentation
040000 tree 7935f1d3ddba3d306327837a71005c7f9a870373	howto
040000 tree 3f86e99d39e64f81e824ffa622fc44ff45a02d72	img
040000 tree 6deaf8e3c25f82c53fa558ce787b0c451e9ec0d5	userDocumentation