1c3f9d4dba51d758b4f9477a78e96b905925b0c2 Example: Update flexible wid…

…th example for how DataTables 2.2 works

https://datatables.net/forums/discussion/80527/

Sync to source repo @1c3f9d4dba51d758b4f9477a78e96b905925b0c2

datatables.json

@@ -14,5 +14,5 @@
     ],
     "src-repo": "http://github.com/DataTables/DataTablesSrc",
     "last-tag": "2.2.1",
-    "last-sync": "528e66bbd5a050d9c83f720d19864c40410326bf"
+    "last-sync": "1c3f9d4dba51d758b4f9477a78e96b905925b0c2"
 }