zstd release 0.8.0

- made an extra zstd.mak file
- removed Format7zZStd
- SFXSetup also has zstd now
- the big 7z.dll is backward compatible to: 0.5 .. 0.7
- the small 7za.dll has only support for zstd 0.8

CPP/7zip/Compress/ZstdRegister.cpp

@@ -1,18 +1,18 @@
-// ZstdRegister.cpp
-// (C) 2016 Rich Geldreich, Tino Reichardt
-
-#include "StdAfx.h"
-
-#include "../Common/RegisterCodec.h"
-
-#include "ZstdDecoder.h"
-
-#ifndef EXTRACT_ONLY
-#include "ZstdEncoder.h"
-#endif
-
-REGISTER_CODEC_E(
-  ZSTD,
-  NCompress::NZSTD::CDecoder(),
-  NCompress::NZSTD::CEncoder(),
-  0x4F71101, "ZSTD")
+// ZstdRegister.cpp
+// (C) 2016 Rich Geldreich, Tino Reichardt
+
+#include "StdAfx.h"
+
+#include "../Common/RegisterCodec.h"
+
+#include "ZstdDecoder.h"
+
+#ifndef EXTRACT_ONLY
+#include "ZstdEncoder.h"
+#endif
+
+REGISTER_CODEC_E(
+  ZSTD,
+  NCompress::NZSTD::CDecoder(),
+  NCompress::NZSTD::CEncoder(),
+  0x4F71101, "ZSTD")