[Voiceglue] Invalid input mode "dtmf voice"

[Doug Campbell]

Alex Zach wrote:
> I found following bug:
> "Invalid input modes "dtmf voice", must be dtmf
> But: I have mode="dtmf" ....

Just having no voice grammars in a form is not
sufficient to turn off voice mode processing.
You have to set property "inputmodes" to "dtmf".

At least, that's how OpenVXI interprets the
specification.  Looking at it myself, I guess
I could see it going either way.

Doug Campbell