Clarify that appleseed matrices are stored in row-major order
Clarify that appleseed matrices are stored in row-major order

appleseedhq/appleseed,Vertexwahn/appleseed,appleseedhq/appleseed,appleseedhq/appleseed,est77/appleseed,luisbarrancos/appleseed,est77/appleseed,dictoon/appleseed,Vertexwahn/appleseed,dictoon/appleseed,pjessesco/appleseed,appleseedhq/appleseed,appleseedhq/appleseed,Vertexwahn/appleseed,Vertexwahn/appleseed,dictoon/appleseed,luisbarrancos/appleseed,luisbarrancos/appleseed,pjessesco/appleseed,pjessesco/appleseed,pjessesco/appleseed,luisbarrancos/appleseed,est77/appleseed,luisbarrancos/appleseed,dictoon/appleseed,est77/appleseed,Vertexwahn/appleseed,est77/appleseed,dictoon/appleseed,pjessesco/appleseed