ENH: Adding general help information on how to use the tool -- this is displayed to the user by default.  Also greatly improved documentation produced for the class by also providing trait and method information.
ENH: Adding general help information on how to use the tool -- this is
displayed to the user by default.  Also greatly improved documentation
produced for the class by also providing trait and method information.


alexandreleroux/mayavi,liulion/mayavi,liulion/mayavi,dmsurti/mayavi,dmsurti/mayavi,alexandreleroux/mayavi