Format imports

Author: antonmedv

bench_test.go

@@ -1,9 +1,10 @@
 package expr
 
 import (
+	"testing"
+
 	"github.com/dop251/goja"
 	"github.com/robertkrimen/otto"
-	"testing"
 )
 
 type segment struct {

doc_test.go

@@ -2,8 +2,9 @@ package expr_test
 
 import (
 	"fmt"
-	"github.com/antonmedv/expr"
 	"strings"
+
+	"github.com/antonmedv/expr"
 )
 
 func ExampleEval() {