OSDIAL-72 When tts_generate was run by the asterisk user, it was using the pwd for temp files. Modified routine to make tmp dir and change to it prior to running text2wave. Also discovered that festival doesn't like UTF-8, so I added unaccenting and character conversion to ASCII.
OSDIAL-72 When tts_generate was run by the asterisk user, it was using
the pwd for temp files. Modified routine to make tmp dir and change to
it prior to running text2wave. Also discovered that festival doesn't
like UTF-8, so I added unaccenting and character conversion to ASCII.

southskies/osdial,southskies/osdial,southskies/osdial,southskies/osdial,southskies/osdial