added some basic unittests

changed warning/success message system to a new style
unified design of "hints" in form interfaces
fixed small bugs in "network" and "partition" plugin interfaces
"partition" and "disks" plugins: show blockdevice size during device selection
german translation for "disks" plugin added

pythonrewrite/plugins/user_manager/unittests.py

@@ -6,8 +6,8 @@ from user_manager import RESERVED_USERS
 class unittests(WebInterfaceTestClass.WebInterfaceTestClass):
 
 	def test_read_users(self):
-		print self._getUsers()
-		#self.cmd.showforms()
+		cur_users = self._getUsers()
+		# self.cmd.showforms()
 
 
 	def _addUser(self, user, password):

pythonrewrite/plugins/user_manager/user_list.cs

@@ -11,6 +11,8 @@
 
 <h1><?cs var:html_escape(Lang.Plugins.user_manager.Title.UserManager) ?></h1>
 
+<?cs call:handle_messages() ?>
+
 
 
 <h2><?cs var:html_escape(Lang.Plugins.user_manager.Title.AddUser) ?></h2>