The latest release of image_common inadvertently introduced binary interface changes that can affect other packages using image_transport if they were built from source using an earlier version. It would have been reasonable to make that kind of change for a new distro like Jade, but Hydro and Indigo should not have been disrupted.

Going back to release an earlier version now would only cause additional ABI breakage for anyone who has already compiled using version 1.11.5.

 https://github.com/ros-perception/image_common/issues/34

To avoid problems with this change, it is a good idea to recompile your source workspace any time you apt-get upgrade from the ROS repositories. 

This breakage was unintentional, and we apologize for the inconvenience. 
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 joq