removed save from scatter demo
changed wx backend to respect extension over gui dialog default type
removed axes3d; fixed an alpha bug on backend draw collections
removed axes3d
Improve docstrings, inheritance of ListedColormap
Fixing [ matplotlib-Bugs-1994535 ] still missing lines on graph with svn (r 5548)
minor docstring cleanups
improve mlab.load docstring to address bug 1901536
improve docstring for mlab.load to clarify for bugreport 1901536
fix marker placement bug in backend_ps
