fix: Display unicode characters on some dialogs

src/wxUI/dialogs/baseDialog.py

@@ -1,4 +1,4 @@
-from __future__ import unicode_literals
+# -*- coding: utf-8 -*-
 import wx
 
 class BaseWXDialog(wx.Dialog):

src/wxUI/dialogs/mastodon/postDialogs.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 import wx
 
 class Post(wx.Dialog):

src/wxUI/dialogs/mastodon/updateProfile.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 import os
 import requests
 from io import BytesIO

src/wxUI/dialogs/userList.py

@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
 import wx
 
 class UserListDialog(wx.Dialog):