Map control use different border color based on map type

Initialize espeak in async playback mode and explicitly synchronize after each synth operation in the worker thread.

This mechanism automatically queues data into the correct thread where necessary, otherwise the method is invoked directly with low overhead.

At the same time remove the UDP socket event workaround. It is not a problem.

Also filter solo version string

Also can handle additional components coming through after default
component is complete

Plus other small fixes

this simple patch cleans more than 500 warnings on my build
and it should be really safe to apply since it basically remove
unused variables.
Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

This way we don't need macro-magic to deal with
different operating systems and compilers.
Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

We just wanna move some code from QThread, from private
to public, se can use using:: for that.
Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

This shouldn't break a thing on other linux boxes that compiles
fine.
Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>