ROS 1.2.1 has been released. This patch release contains several bug fixes
(thanks for the reports!):

   -

   rospy <http://www.ros.org/wiki/rospy>: bug fix to _get/setstate__ when
   using rospy.Time and Duration objects with copy and pickle.
   -

   rospack <http://www.ros.org/wiki/rospack>: auto-create parent directory
   for cache file #2812 <https://code.ros.org/trac/ros/ticket/2812>
   -

   topic_tools/mux <http://www.ros.org/wiki/topic_tools/mux>: fix several
   bugs in input topic addition and deletion
#2863<https://code.ros.org/trac/ros/ticket/2863>
   -

   rosrecord <http://www.ros.org/wiki/rosrecord>: fix missing imports in
   rosrebag and add deprecation warning

 -- your friendly neighborhood ROS team