Removed extra_fairware_reminder.

With the introduction of dual-mode fairware, the presence of the extra fairware reminder has been made rather useless.

core/gui/extra_fairware_reminder.py

@@ -1,30 +0,0 @@
-# Created By: Virgil Dupras
-# Created On: 2011-03-04
-# Copyright 2011 Hardcoded Software (http://www.hardcoded.net)
-# 
-# This software is licensed under the "BSD" License as described in the "LICENSE" file, 
-# which should be included with this package. The terms are also available at 
-# http://www.hardcoded.net/licenses/bsd_license
-
-import time
-
-from hscommon.trans import tr
-from .base import GUIObject
-
-class ExtraFairwareReminder(GUIObject):
-    def start(self):
-        self.start_time = time.time()
-        self.view.start_timer()
-    
-    def update_button(self):
-        elapsed = time.time() - self.start_time
-        remaining = 60 - round(elapsed)
-        if remaining > 0:
-            text = tr("Continue ({})").format(remaining)
-        else:
-            text = tr("Continue")
-            self.view.enable_button()
-            self.view.stop_timer()
-        self.view.set_button_text(text)
-    
-