merge multi threading to master branch

- updated zstd to latest devel release
- lz4, lz5 and zstd is included now
- all three support threading

CPP/7zip/Bundles/Codec_zstd/makefile

@@ -5,17 +5,38 @@ CFLAGS = $(CFLAGS) -DNEED_7ZIP_GUID
 7ZIP_COMMON_OBJS = \
   $O\StreamUtils.obj \
 
+WIN_OBJS = \
+  $O\System.obj \
+
 COMPRESS_OBJS = \
   $O\CodecExports.obj \
   $O\DllExportsCompress.obj \
 
 C_OBJS = \
   $O\Alloc.obj \
+  $O\Threads.obj \
 
-!include "../../zstd.mak"
-ZSTD_OBJS = $(ZSTD_OBJS) \
+COMPRESS_OBJS = $(COMPRESS_OBJS) \
+  $O\ZstdDecoder.obj \
+  $O\ZstdEncoder.obj \
+  $O\ZstdRegister.obj \
+
+ZSTD_OBJS = \
+  $O\entropy_common.obj \
+  $O\fse_decompress.obj \
+  $O\huf_decompress.obj \
+  $O\zstd_common.obj \
+  $O\zstd_decompress.obj \
+  $O\xxhash.obj \
   $O\fse_compress.obj \
   $O\huf_compress.obj \
   $O\zstd_compress.obj \
+  $O\error_private.obj \
+
+ZSTDMT_OBJS = \
+  $O\threading.obj \
+  $O\zstdmt_common.obj \
+  $O\zstdmt_compress.obj \
+  $O\zstdmt_decompress.obj \
 
 !include "../../7zip.mak"