wqflask: views: Show diff files for the admin...* wqflask/wqflask/views.py (display_diffs_admin): New function.
* wqflask/wqflask/templates/display_files.html: New template to show
the diffs.
wqflask: views: Rename endpoint for editing a trait...* wqflask/wqflask/views.py (edit_trait): Rename to
edit_phenotype. Also rename the endpoint to
"/trait/<name>/edit/inbredset-id/<inbred_set_id>" to indicate that and
inbredset-id is required. This endpoint will be only used for
phenotypes. Finally, render the "edit_phenotype.html" template
(update_trait): Rename to update_phenotype. Also, remove hard-coded
redirect, and replace it with the correct values.
* wqflask/wqflask/templates/edit_trait.html: Rename to
edit_phenotype.html