move obs above setimmediate

Author: jonathanong

lib/polyfills.json

@@ -54,6 +54,18 @@
       "http://kangax.github.io/compat-table/es6/"
     ]
   },
+  {
+    "name": "objectobserve",
+    "shortName": "obs",
+    "url": "/jdarling/Object.observe/master/Object.observe.poly.js",
+    "repo": "jdarling/Object.observe",
+    "features": [
+      "Object.observe()"
+    ],
+    "sources": [
+      "http://kangax.github.io/compat-table/es7/"
+    ]
+  },
   {
     "name": "setimmediate",
     "shortName": "si",
@@ -169,18 +181,6 @@
       "http://caniuse.com/requestanimationframe"
     ]
   },
-  {
-    "name": "objectobserve",
-    "shortName": "obs",
-    "url": "/jdarling/Object.observe/master/Object.observe.poly.js",
-    "repo": "jdarling/Object.observe",
-    "features": [
-      "Object.observe()"
-    ],
-    "sources": [
-      "http://kangax.github.io/compat-table/es7/"
-    ]
-  },
   {
     "name": "eventsource",
     "shortName": "es",