Prod page: select size caption

Added note for user above size options. Will only show if variations are
present for the item.
Homepage best sellers no carousel / version

Changed from single line carousel to non-carouseling 4x2 grid.
Removal of BOGO Pants Banner / version
filter price max fix / version

Max price was set below highest price for some items in NHL. Was
preventing them from showing up in standard infinite list.
Changed max price to over double highest item to compensate.