Before the refactor library browser display Bezier curves correctly only
once, at other times they were just straight lines or crashed the
application.
* Added modified version of FindwxWidgets.cmake to prevent manifest build and link errors
with VC8.
* Fixed ambiguous math function ( sqrt, atan, cos, etc. ) call errors when building
with MSVC.
* Moved bitmap copy bitmap source file destination to the build path to prevent source
tree pollution and library rebuilds when building on different platforms.