fixing some small things

_base.py

@@ -69,6 +69,8 @@ class BaseUpdater(object):
         if self.getRunning():
             return(None)
         self.lock()
+        self.getCurVer()
+        self.getNewVer()
         if self.do_update or \
                 self.force_update or not \
                 all((self.old_date,