add utf8_test.cpp to project

tools/utf8_tests.cpp

@@ -0,0 +1,15 @@
+
+
+
+#include <utf8.h>
+#include <wx/string.h>
+
+int main( int argc, char** argv )
+{
+
+    UTF8        bozo = "bozo";
+
+    wxString s = bozo;
+
+    return 0;
+}