Removed wxWidgets projects from the solution.
Removed wxWidgets projects from the solution.

This makes IntelliSense and Visual Studio as a whole more responsive
and it's not really needed in there anyway, it just clutters the solution.

artillery/winsparkle,nickdademo/winsparkle,bristol-instruments/winsparkle,CaptainJackJJ/SmpUpdater,Herve-M/winsparkle,drizt/winsparkle,drizt/winsparkle,artillery/winsparkle,Herve-M/winsparkle,CaptainJackJJ/SmpUpdater,nickdademo/winsparkle,alamaison/winsparkle,dsuess/winsparkle,dsuess/winsparkle,alamaison/winsparkle,bristol-instruments/winsparkle