message: Update index.md
  Fix wording under the Zones section.
diff: @@ -13,7 +13,7 @@ The 9-Zone UI Pattern allows applications to work across a range of devices and
  ## Zones
  -The 9-zone UI takes gets its name because it divides up the screen into different zones.
  +The 9-zone UI gets its name due to the fact that it divides the screen up into different zones.
  Each zone has a specific purpose. These zones are positioned in a consistent orientation across all 9-zone UI apps.
  This a list of the zones and their recommended contents:
  