Footer reveal on desktop

  + keep footer always visible at bottom
    for mobile
  + set footer fixed at bottom behind
    other sections so it is unveiled
    when scrolling to the bottom of the page
Better footer reveal and secondary header nav dropdown

  + get rid of waypoints plugin and reconfigure the behaviour
    of the main nav when scrolling up or down, or when
    top or bottom of page is reached
  + reconfigure the footer reveal so it works on ipad
    - add empty div to add spacing the same height as the
      fixed footer and set z-index behind that of footer