diff --git a/Godeps/Godeps.json b/Godeps/Godeps.json
index fc9523e53c..edfa8ad1ea 100644
--- a/Godeps/Godeps.json
+++ b/Godeps/Godeps.json
@@ -152,51 +152,51 @@
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/cache",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/comparer",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/errors",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/filter",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/iterator",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/journal",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/memdb",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/opt",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/storage",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/table",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "github.com/syndtr/goleveldb/leveldb/util",
-			"Rev": "917f41c560270110ceb73c5b38be2a9127387071"
+			"Rev": "ab8b5dcf1042e818ab68e770d465112a899b668e"
 		},
 		{
 			"ImportPath": "golang.org/x/crypto/pbkdf2",
diff --git a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/batch.go b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/batch.go
index 652fa41248..501006717b 100644
--- a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/batch.go
+++ b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/batch.go
@@ -158,6 +158,7 @@ func (b *Batch) append(p *Batch) {
 		b.grow(len(p.data) - batchHdrLen)
 		b.data = append(b.data, p.data[batchHdrLen:]...)
 		b.rLen += p.rLen
+		b.bLen += p.bLen
 	}
 	if p.sync {
 		b.sync = true
diff --git a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_compaction.go b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_compaction.go
index 9664e64d0e..659f00dc6e 100644
--- a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_compaction.go
+++ b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/db_compaction.go
@@ -172,7 +172,7 @@ func (db *DB) compactionTransact(name string, t compactionTransactInterface) {
 		disableBackoff = db.s.o.GetDisableCompactionBackoff()
 	)
 	for n := 0; ; n++ {
-		// Check wether the DB is closed.
+		// Check whether the DB is closed.
 		if db.isClosed() {
 			db.logf("%s exiting", name)
 			db.compactionExitTransact()
@@ -688,7 +688,7 @@ func (db *DB) compTrigger(compC chan<- cCmd) {
 	}
 }
 
-// This will trigger auto compation and/or wait for all compaction to be done.
+// This will trigger auto compaction and/or wait for all compaction to be done.
 func (db *DB) compTriggerWait(compC chan<- cCmd) (err error) {
 	ch := make(chan error)
 	defer close(ch)
diff --git a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage/file_storage_nacl.go b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage/file_storage_nacl.go
new file mode 100644
index 0000000000..5545aeef2a
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/storage/file_storage_nacl.go
@@ -0,0 +1,34 @@
+// Copyright (c) 2012, Suryandaru Triandana <syndtr@gmail.com>
+// All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// +build nacl
+
+package storage
+
+import (
+	"os"
+	"syscall"
+)
+
+func newFileLock(path string, readOnly bool) (fl fileLock, err error) {
+	return nil, syscall.ENOTSUP
+}
+
+func setFileLock(f *os.File, readOnly, lock bool) error {
+	return syscall.ENOTSUP
+}
+
+func rename(oldpath, newpath string) error {
+	return syscall.ENOTSUP
+}
+
+func isErrInvalid(err error) bool {
+	return false
+}
+
+func syncDir(name string) error {
+	return syscall.ENOTSUP
+}
diff --git a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util/hash.go b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util/hash.go
index 54903660ff..7f3fa4e2c7 100644
--- a/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util/hash.go
+++ b/Godeps/_workspace/src/github.com/syndtr/goleveldb/leveldb/util/hash.go
@@ -7,38 +7,38 @@
 package util
 
 import (
-	"bytes"
 	"encoding/binary"
 )
 
 // Hash return hash of the given data.
 func Hash(data []byte, seed uint32) uint32 {
 	// Similar to murmur hash
-	var m uint32 = 0xc6a4a793
-	var r uint32 = 24
-	h := seed ^ (uint32(len(data)) * m)
+	const (
+		m = uint32(0xc6a4a793)
+		r = uint32(24)
+	)
+	var (
+		h = seed ^ (uint32(len(data)) * m)
+		i int
+	)
 
-	buf := bytes.NewBuffer(data)
-	for buf.Len() >= 4 {
-		var w uint32
-		binary.Read(buf, binary.LittleEndian, &w)
-		h += w
+	for n := len(data) - len(data)%4; i < n; i += 4 {
+		h += binary.LittleEndian.Uint32(data[i:])
 		h *= m
 		h ^= (h >> 16)
 	}
 
-	rest := buf.Bytes()
-	switch len(rest) {
+	switch len(data) - i {
 	default:
 		panic("not reached")
 	case 3:
-		h += uint32(rest[2]) << 16
+		h += uint32(data[i+2]) << 16
 		fallthrough
 	case 2:
-		h += uint32(rest[1]) << 8
+		h += uint32(data[i+1]) << 8
 		fallthrough
 	case 1:
-		h += uint32(rest[0])
+		h += uint32(data[i])
 		h *= m
 		h ^= (h >> r)
 	case 0: