Category page Update

- Category Page: Updated navigation sidebar to contain sidebar
populating link lists instead of drop downs. Links have not been built
or assigned yet pending confirmation from Jeff. Bug found with dropdowns
not functioning after the first visit to a category page. Pending review
from another dev.
Homepage Updates

- Homepage: Corrected homepage category bug where a user could not see
category images when navigating back to the homepage from another page.
Homepage/Product Page/Category Page Updates

- Homepage: Updated homepage banner images with 3 new images. Assigned
to slots 1, 2, and 3.
- Homepage: Adjusted homepage banner slider click scroll buttons to a
more appropriate height.
- Homepage: Updated category images for jaques of London chess pieces.
- Product page:  Added volume discount tab.
- Category page: Corrected category sidebar bug that prevented
minimize/restore functions from working after the first page visit.