Replaced github.com/DataDog/zstd with github.com/datadog/zstd (#385)

Signed-off-by: Pavel Agaletskiy <psagaletskiy@avito.ru>

Co-authored-by: Pavel Agaletskiy <psagaletskiy@avito.ru>
diff --git a/go.mod b/go.mod
index 8589bf3..1c84b57 100644
--- a/go.mod
+++ b/go.mod
@@ -3,20 +3,17 @@
 go 1.13
 
 require (
-	github.com/DataDog/zstd v1.4.6-0.20200617134701-89f69fb7df32
 	github.com/apache/pulsar-client-go/oauth2 v0.0.0-20200715083626-b9f8c5cedefb
 	github.com/beefsack/go-rate v0.0.0-20180408011153-efa7637bb9b6
 	github.com/bmizerany/perks v0.0.0-20141205001514-d9a9656a3a4b
+	github.com/datadog/zstd v1.4.6-0.20200617134701-89f69fb7df32
 	github.com/davecgh/go-spew v1.1.1
 	github.com/gogo/protobuf v1.3.1
 	github.com/golang/protobuf v1.4.2
-	github.com/golang/snappy v0.0.1 // indirect
 	github.com/inconshreveable/mousetrap v1.0.0 // indirect
 	github.com/klauspost/compress v1.10.8
 	github.com/kr/pretty v0.2.0 // indirect
-	github.com/linkedin/goavro/v2 v2.9.8 // indirect
-	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
-	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/linkedin/goavro/v2 v2.9.8
 	github.com/pierrec/lz4 v2.0.5+incompatible
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.7.1
diff --git a/go.sum b/go.sum
index a70caec..4cce4a4 100644
--- a/go.sum
+++ b/go.sum
@@ -2,8 +2,6 @@
 github.com/99designs/keyring v1.1.5 h1:wLv7QyzYpFIyMSwOADq1CLTF9KbjbBfcnfmOGJ64aO4=
 github.com/99designs/keyring v1.1.5/go.mod h1:7hsVvt2qXgtadGevGJ4ujg+u8m6SpJ5TpHqTozIPqf0=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/DataDog/zstd v1.4.6-0.20200617134701-89f69fb7df32 h1:/gZKpgSMydtrih81nvUhlkXpZIUfthKShSCVbRzBt9Y=
-github.com/DataDog/zstd v1.4.6-0.20200617134701-89f69fb7df32/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
@@ -24,6 +22,8 @@
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/danieljoos/wincred v1.0.2 h1:zf4bhty2iLuwgjgpraD2E9UbvO+fe54XXGJbOwe23fU=
 github.com/danieljoos/wincred v1.0.2/go.mod h1:SnuYRW9lp1oJrZX/dXJqr0cPK5gYXqx3EJbmjhLdK9U=
+github.com/datadog/zstd v1.4.6-0.20200617134701-89f69fb7df32 h1:QWqadCIHYA5zja4b6h9uGQn93u1vL+G/aewImumdg/M=
+github.com/datadog/zstd v1.4.6-0.20200617134701-89f69fb7df32/go.mod h1:inRp+etsHuvVqMPNTXaFlpf/Tj7wqviBtdJoPVrPEFQ=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -90,9 +90,6 @@
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
-github.com/linkedin/goavro v1.0.5 h1:6ds0AI8upkEoafDk0a5r9q1p/xRtMq47jCilZYEqbmg=
-github.com/linkedin/goavro v2.1.0+incompatible h1:DV2aUlj2xZiuxQyvag8Dy7zjY69ENjS66bWkSfdpddY=
-github.com/linkedin/goavro v2.1.0+incompatible/go.mod h1:bBCwI2eGYpUI/4820s67MElg9tdeLbINjLjiM2xZFYM=
 github.com/linkedin/goavro/v2 v2.9.8 h1:jN50elxBsGBDGVDEKqUlDuU1cFwJ11K/yrJCBMe/7Wg=
 github.com/linkedin/goavro/v2 v2.9.8/go.mod h1:UgQUb2N/pmueQYH9bfqFioWxzYCZXSfF8Jw03O5sjqA=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
diff --git a/pulsar/internal/compression/zstd_cgo.go b/pulsar/internal/compression/zstd_cgo.go
index 9611aee..3aea9c5 100644
--- a/pulsar/internal/compression/zstd_cgo.go
+++ b/pulsar/internal/compression/zstd_cgo.go
@@ -24,7 +24,7 @@
 package compression
 
 import (
-	"github.com/DataDog/zstd"
+	"github.com/datadog/zstd"
 	log "github.com/sirupsen/logrus"
 )