This is a bug fix release
* fixed errorbar autoscale problem
* fixed ticker bug for plots with constant value
* fixed mathtext fontsize problem in interactive mode
* fixed copy tick attribute bug
* added calls to draw_if_interactive to axes, legend, and pcolor
* fixed win32 registry font manager bug
http://sourceforge.net/project/showfiles.php?group_id=80706&package_id=82474&release_id=234033
Hope this one works better!
JDH