           (signature String, Function)
         create        :
           (signature Object, Function)
-        # all           :
-        #   (signature Function)
+        some          : [
+          (signature Object, Function)
+          (signature Object, Object, Function)
+        ]
       instance        :
         delete        :
           (signature Function)


    success: (client, callback)->

      @remove callback

    permissions       :
      'create credential' : ['member']
      'update credential' : ['member']
      'list credentials'  : ['member']
      'delete credential' : ['member']

    sharedMethods     :
