Added U.S. Territories, hover states for text labels, iPad/iPhone support

Added support for displaying U.S. territories:
        includeTerritories : an array of territories to display
            [ 'PR', 'VI', 'GU', 'AS', 'MP' ]
        terrBoxX - integer value X location of top of territory labels
        terrBoxY - integer value Y location of top of territory labels

Implemented labelTextHoverStyles.

Included another example map with the new features.