templates/rrs/base_toplevel.html: Add support for display statistics by
Milestone.
templates/rrs/recipes.html: Add initial page that display Recipe
status by Milestone also details of every recipe.
rrs/views.py: Add RecipeLitView for support recipes page.
rrs/models.py: Add helper functions.
rrs/static/*: Add css and js resources.
Signed-off-by: Aníbal Limón <anibal.limon@linux.intel.com>
