Sort imports by ASCII order

src/rendermime/index.ts

@@ -1,14 +1,14 @@
 // Copyright (c) Jupyter Development Team.
 // Distributed under the terms of the Modified BSD License.
 
-import {
-  Token
-} from 'phosphor/lib/core/token';
-
 import {
   JSONObject
 } from 'phosphor/lib/algorithm/json';
 
+import {
+  Token
+} from 'phosphor/lib/core/token';
+
 import {
   Widget
 } from 'phosphor/lib/ui/widget';