url upload

This version introduces multiple enhancements:

changed image upload url
removed odl upload page

Details of additions/deletions below:
--------------------------------------------------------------

Modified:   BLUE_FRAMEWORK/cfg/tree.xml
            -- Removed --
                old upload page

Modified:   BLUE_FRAMEWORK/modules/allegro_generator/layouts/user_layouts/1/add_form.html
            -- Updated --
                changed upload url