Ref T103, Unified naming of directory functions

* some started with get/some not (removed get, get is normally used for our getters)
* some used swift, getSwiftXZY dir (removed swift)
* used full word "directory", not dir/directory mixed

src/plugins/simulator/xplaneconfig/simulatorxplaneconfigwindow.cpp

@@ -34,7 +34,7 @@ namespace
 {
     QString xSwiftBusOriginDir()
     {
-        return CDirectoryUtils::getBinDir() % QStringLiteral("/../xswiftbus");
+        return CDirectoryUtils::binDirectory() % QStringLiteral("/../xswiftbus");
     }
 }