Enable accessible widgets Qt module on win32, so that people with screen readers such as NVDA can make sense of it.

src/init.cpp

@@ -21,6 +21,7 @@ Q_IMPORT_PLUGIN(qcncodecs)
 Q_IMPORT_PLUGIN(qjpcodecs)
 Q_IMPORT_PLUGIN(qtwcodecs)
 Q_IMPORT_PLUGIN(qkrcodecs)
+Q_IMPORT_PLUGIN(qtaccessiblewidgets)
 #endif
 
 using namespace std;