Removed square brackets from allowed user login and name

source/ubinstall-gtk-users.c

@@ -91,8 +91,8 @@ yon_user_struct *yon_user_struct_new(){
     user->PasswordCombo = yon_gtk_builder_get_widget(builder,"PasswordCombo");
     user->PasswordEntry = yon_gtk_builder_get_widget(builder,"PasswordEntry");
     user->PasswordButton = yon_gtk_builder_get_widget(builder,"PasswordButton");
-	yon_gtk_entry_block_symbols(GTK_ENTRY(user->LoginEntry),"'\"=:\n");
+	yon_gtk_entry_block_symbols(GTK_ENTRY(user->LoginEntry),"[]'\"=:\n");
-	yon_gtk_entry_block_symbols(GTK_ENTRY(user->UsernameEntry),"'\":\n");
+	yon_gtk_entry_block_symbols(GTK_ENTRY(user->UsernameEntry),"[]'\":\n");
 
     g_object_set_data(G_OBJECT(user->MainBox),"yon_user_struct",user);