don't show paging arrows if there aren't multiple libraries to page through
don't show paging arrows if there aren't multiple libraries to page
through

modolabs/Harvard-Tour-iOS,modolabs/Harvard-Tour-iOS,modolabs/Harvard-Tour-iOS,aldeloren/super_secret_thing,aldeloren/super_secret_thing,modolabs/Harvard-Reunion-iOS,modolabs/Harvard-Tour-iOS,modolabs/Kurogo-iOS-old,modolabs/Harvard-Reunion-iOS,modolabs/Kurogo-iOS-old,modolabs/Harvard-Tour-iOS,aldeloren/super_secret_thing,modolabs/Kurogo-iOS-old,aldeloren/super_secret_thing,aldeloren/super_secret_thing,modolabs/Harvard-Reunion-iOS,modolabs/Harvard-Reunion-iOS,modolabs/Kurogo-iOS-old,modolabs/Harvard-Reunion-iOS