[#54814784] Add classes to file CloudDialog.  Add Cloud menu item,
[#54814784] Extend static dialog as required.
[#54814784] Add back button, add calls to available getters / setters in vagrant and AWS provider classes.
[#54814784] Added stacked widgets for easier memory management.
[#54814784] Add QMessageBox and some styling.
[#54814784] Added QFileDialogs for directory selection.
[#54814784] Update CMakeLists.txt and show dialog.