Adding quantity function and name to menu-cart-total, #312.

Signed-off-by: Zane M. Kolnik <zanematthew@gmail.com>
Merge branch 'refs/heads/dev' into issue-224
Fixing deleter_term name, updating to the latest dev branch.

Signed-off-by: Zane M. Kolnik <zanematthew@gmail.com>