100644 blob 64635a4089d5bf17707df78db536f3d41fbf1cc2	LICENSE
100644 blob 029c8014b92a0d0377b33589a36463b36b6a91bc	README.google
100644 blob 65d5140a748e2c6c41b70c8cf3a50700ca69e2f7	etc1.cpp
100644 blob d66ca9d3e9e11f280ba01a0db77763ea9fe176b2	etc1.h