Merge pull request #276 from ernado/master

use klauspost/crc32 instead of hash/crc32

.travis.yml

@@ -1,7 +1,8 @@
 sudo: false
 language: go
-go: 
+go:
  - 1.5
+ - 1.6
  - tip
 
 before_install:
@@ -9,6 +10,6 @@ before_install:
 
 install:
  - go get ./go/...
- 
+
 script:
  - go test ./go/...

go/storage/crc.go

@@ -2,7 +2,7 @@ package storage
 
 import (
 	"fmt"
-	"hash/crc32"
+	"github.com/klauspost/crc32"
 
 	"github.com/chrislusf/seaweedfs/go/util"
 )