The layout folders were reduced to accept only large and non-large qualifiers.

  Effected Files:
    FragmentHierarchicalNavigation\FragmentNavEx.csproj
    FragmentHierarchicalNavigation\Resources\Layout-large-land\Main.axml
    FragmentHierarchicalNavigation\Resources\Layout-large-port\Main.axml
    FragmentHierarchicalNavigation\Resources\Layout-normal-land\Main.axml
    FragmentHierarchicalNavigation\Resources\Layout-normal-port\Main.axml
    FragmentHierarchicalNavigation\Resources\Layout-large\Main.axml