Store the second-most-recent timestamp so it's easy to go back and redo a full parse

settings.py

@@ -36,6 +36,7 @@ def pomodoro_logpath():
 
 def pomodoro_latest_recorded(timestamp = None):
     if timestamp:
+        config.set('pomodoro', 'second_latest_recorded', pomodoro.get('latest_recorded', None))
         config.set('pomodoro', 'latest_recorded', str(timestamp))
         write()
     else: