cleaned up registration/views.py; added links to growth_data to navigation.html
adding "of N" to *_list.html pages, other minor fixes
first attempt at clone functionality; more testing needed
basic clone functionality and testing
adding clone links
testing of views.contributors.get_organism, additions to newmedia_form.html reflecting same
getting rid of obsolete tests, moved get_organism_name to forms.py, zeus knows what else
Merge branch 'new_org' into gd_clone
updating todo.org