* random walk traces generation * remove outdated comments * oops put in the wrong place * explicit inline * moving rand_r to util * moving random walk to public function * per-thread seed and openmp support * type cast styles
* include/dgl/runtime * include * src/runtime * src/graph * src/scheduler * src * clean up CMakeLists * further clean up in cmake * install commands * python/dgl/_ffi/_cython * python/dgl/_ffi/_ctypes * python/dgl/_ffi * python/dgl * some fix * copy right