snappy: import path gofixes.

R=bradfitz
CC=golang-dev
http://codereview.appspot.com/5505066

snappy/Makefile

@@ -4,7 +4,7 @@
 
 include $(GOROOT)/src/Make.inc
 
-TARG=snappy-go.googlecode.com/hg/snappy
+TARG=code.google.com/p/snappy-go/snappy
 GOFILES=\
 	decode.go\
 	encode.go\

snappy/snappy_test.go

@@ -8,7 +8,7 @@ import (
 	"bytes"
 	"fmt"
 	"io/ioutil"
-	"rand"
+	"math/rand"
 	"strings"
 	"testing"
 )