[mythtv] libmythsoundtouch compile error in 0.18.1

[Mark Spieth]

> 
> I'm pretty sure "-fno-exceptions" has never been a default 
> compile option on any version of MythTV. "-fno-rtti" will
> cause problems too.
> 
> But it looks like these are Embedded Qt flags.
> 
> Do we support embedded qt?

perhaps a 
QMAKE_CXXFLAGS -= -fno-exceptions
in settings.pro will do the trick? conditional somehow on qt embedded?
mark