Set test mode to htmlunit by default
Add a simple test of CheckBoxButton
Add a base GWTTestCase
Add a base test class for input based buttons that can be used in toggle groups
Use InputToggleButtonGwt and a TestSuite; add RadioButton test too
Increase testTimeOut from default 60 to 240
Merge pull request #231 from ArloL/gwt-tests

Add a simple GwtTestCase to get started