all: sort imports

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/5319072
diff --git a/src/pkg/unicode/maketables.go b/src/pkg/unicode/maketables.go
index b7c23ae..8f511fa 100644
--- a/src/pkg/unicode/maketables.go
+++ b/src/pkg/unicode/maketables.go
@@ -16,10 +16,10 @@
 	"log"
 	"os"
 	"path/filepath"
+	"regexp"
 	"sort"
 	"strconv"
 	"strings"
-	"regexp"
 	"unicode"
 )