Fix tests relying on dict order in IPython.config

IPython/config/configurable.py

@@ -160,7 +160,7 b' class Configurable(HasTraits):'
         final_help = []
         final_help.append(u'%s options' % cls.__name__)
         final_help.append(len(final_help[0])*u'-')
-        for k,v in cls.class_traits(config=True).iteritems():
+        for k,v in sorted(cls.class_traits(config=True).iteritems()):
             help = cls.class_get_trait_help(v, inst)
             final_help.append(help)
         return '\n'.join(final_help)

IPython/config/loader.py

@@ -417,8 +417,9 b' class KeyValueConfigLoader(CommandLineConfigLoader):'
 
             >>> from IPython.config.loader import KeyValueConfigLoader
             >>> cl = KeyValueConfigLoader()
-            >>> cl.load_config(["--A.name='brian'","--B.number=0"])
-            {'A': {'name': 'brian'}, 'B': {'number': 0}}
+            >>> d = cl.load_config(["--A.name='brian'","--B.number=0"])
+            >>> sorted(d.items())
+            [('A', {'name': 'brian'}), ('B', {'number': 0})]
         """
         self.clear()
         if argv is None: