Refs #10227.  Added files for GUI.

	modified:   ../Framework/Properties/Mantid.properties.template
	new file:   FilterEvents.py
	new file:   FilterEvents/Ui_MainWindow.py
	new file:   FilterEvents/__init__.py
	new file:   FilterEvents/eventFilterGUI.py

	modified:   FilterEvents.py
Refs #10227.  Modifed python module name.

On branch feature/10227_gui_filter_events
Changes to be committed:

	modified:   FilterEvents.py
Refs #10227.  Added ui design file.

On branch feature/10227_gui_filter_events
Changes to be committed:

      new file:   FilterEvents/MainWindow.ui
Refs #10227.  Implementation in progress.

On branch feature/10227_gui_filter_events
Changes to be committed:

      modified:   ../Mantid/scripts/FilterEvents/MainWindow.ui
      modified:   ../Mantid/scripts/FilterEvents/Ui_MainWindow.py
      modified:   ../Mantid/scripts/FilterEvents/eventFilterGUI.py
Continue to implement GUI. Refs #10227.
Refs #10227.  Added some features.

Including:
1. Automatic counts resolution adjustment;
2. Showing error message;

On branch feature/10227_gui_filter_events
Changes to be committed:

      modified:   MainWindow.ui
      modified:   Ui_MainWindow.py
      modified:   eventFilterGUI.py
Merge remote-tracking branch 'origin/feature/10227_gui_filter_events'