Add SecurityToken parsing to the metadata handler so that gadgets with signed preloads can be added correctly
Add SecurityToken parsing to the metadata handler so that gadgets with signed preloads can be added correctly

git-svn-id: 3f2e04d30bd9db331bbfc569b45e7de8c0d84ef0@796255 13f79535-47bb-0310-9956-ffa450edef68

apache/shindig,apache/shindig,apparentlymart/shindig,apache/shindig,apparentlymart/shindig,apache/shindig,apparentlymart/shindig,apache/shindig,apparentlymart/shindig