Adapted rio_do_hola to use the new SoundManager. Fixed a bug in the sound manager that caused a sound to not be looped if it did not have a callback assigned to it. Looping a stream using timers doesn't loop perfectly. I'll fix this in the future.

# -*- coding: utf-8 -*-

__all__ = [
	'basicapplication',
	'fife_compat',
	'fife_timer',
	'fife_utils',
	'fifelog',
	'filebrowser',
	'pythonize',
	'savers',
	'soundmanager',
	'fife_math'
]