Annotator v1.2.9 requires jQuery 1.9

This fixes openannotation#319.

Author: nickstenning

contrib/bookmarklet/src/bookmarklet.js

@@ -139,7 +139,7 @@
 
     loadjQuery: function () {
       var script   = document.createElement('script'),
-          fallback = 'https://ajax.googleapis.com/ajax/libs/jquery/1.7/jquery.js',
+          fallback = 'https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js',
           timer;
 
       timer = setTimeout(function () {