(1) Added a listbox for clubs in the index and in the list pages.
(2) Course selection is now done based on the selected club
	modified:   src/ca/patricklam/judodb/client/JudoDB.java
	modified:   src/ca/patricklam/judodb/client/ListWidget.java
	modified:   src/ca/patricklam/judodb/client/ListWidget.ui.xml
	modified:   war/judodb/judodb.nocache.js