changing how the renderer is selected in compare to make sure an interactive or non-interactive renderer is correctly selected

git-svn-id: https://svn.ssec.wisc.edu/repos/glance/trunk@155 8a9318a1-56ba-4d59-b755-99d26321be01

adding mako version dependancy to setup.py; added new stats provider and figure manager to remove those tasks from the model; used partial to simplify the a/b controls/methods in the view

git-svn-id: https://svn.ssec.wisc.edu/repos/glance/trunk@154 8a9318a1-56ba-4d59-b755-99d26321be01