- Core library header files added to core.h file.

- Fixed windows build.
- Added AccommodationService class.

application/main.cpp

@@ -1,6 +1,8 @@
 #include "mainwindow.h"
 #include <QApplication>
 
+#include <QStringList>
+
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);