Feature - Use godep and fix lz4 parameter bug

.gitignore

@@ -1 +1,4 @@
-kittenhouse
+bin/
+vendor/
+pkg/
+

Gopkg.toml

@@ -0,0 +1,46 @@
+# Gopkg.toml example
+#
+# Refer to https://golang.github.io/dep/docs/Gopkg.toml.html
+# for detailed Gopkg.toml documentation.
+#
+# required = ["github.com/user/thing/cmd/thing"]
+# ignored = ["github.com/user/project/pkgX", "bitbucket.org/user/project/pkgA/pkgY"]
+#
+# [[constraint]]
+#   name = "github.com/user/project"
+#   version = "1.0.0"
+#
+# [[constraint]]
+#   name = "github.com/user/project2"
+#   branch = "dev"
+#   source = "github.com/myfork/project2"
+#
+# [[override]]
+#   name = "github.com/x/y"
+#   version = "2.4.0"
+#
+# [prune]
+#   non-go = false
+#   go-tests = true
+#   unused-packages = true
+
+
+[[constraint]]
+  name = "github.com/pierrec/lz4"
+  version = "2.0.8"
+
+[[constraint]]
+  name = "github.com/valyala/fasthttp"
+  version = "20180529.0.0"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/vkcom/engine-go"
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/vkcom/kittenhouse"
+
+[prune]
+  go-tests = true
+  unused-packages = true

core/clickhouse/compress.go

@@ -19,7 +19,9 @@ const (
 // https://github.com/yandex/ClickHouse/blob/5b113df16c6b9e6464cb55fb04280a8a5480794a/dbms/src/IO/CompressedReadBufferBase.cpp#L41
 func compress(buf []byte) []byte {
 	var res = make([]byte, lz4.CompressBlockBound(len(buf))+compressedBlockHeaderSize+checksumSize)
-	compressedLen, _ := lz4.CompressBlock(buf, res[checksumSize+compressedBlockHeaderSize:], 0)
+	var hashTable [1 << 16]int
+
+	compressedLen, _ := lz4.CompressBlock(buf, res[checksumSize+compressedBlockHeaderSize:], hashTable[:])
 
 	res[checksumSize] = compressionMethodLz4
 	binary.LittleEndian.PutUint32(res[checksumSize+1:], compressedBlockHeaderSize+uint32(compressedLen))