Fixed a few issues

src/controller/messages.py

@@ -151,7 +151,6 @@ class reply(tweet):
   if len(users) > 0:
    widgetUtils.connect_event(self.message.mentionAll, widgetUtils.CHECKBOX, self.mention_all)
    self.message.enable_button("mentionAll")
-   self.message.set("mentionAll", True)
    self.mention_all()
   self.message.set_cursor_at_end()
   self.text_processor()

src/wxUI/dialogs/message.py

@@ -243,6 +243,7 @@ class reply(textLimited):
   self.mainBox.Add(self.textBox, 0, wx.ALL, 5)
   self.usersbox = wx.BoxSizer(wx.VERTICAL)
   self.mentionAll = wx.CheckBox(self.panel, -1, _(u"&Mention to all"), size=wx.DefaultSize)
+  self.mentionAll.Disable()
   self.usersbox.Add(self.mentionAll, 0, wx.ALL, 5)
   self.checkboxes = []
   for i in self.users: