Charset encoding bug in getspace_osx.py's notify()

[jnshnz]

unicode letters resulting in error

  File "getspace.py", line 210, in <module>
    getspace.notify("Boldly go where only aliens have gone before", title.replace("'", ""), "Background image has been set.", "success")
  File "/path/to/getspace_osx.py", line 15, in notify
    """.format(text, title, subtitle, sound))
UnicodeEncodeError: 'ascii' codec can't encode character u'\xfc' in position 30: ordinal not in range(128)

[jnshnz]

reference is now the corresponding outsourced notify files