1.4.8 released

Use docJGenerator 1.6.11.1
Use jDependency 1.4.8 for the Unit Tests
Fix a potential NPE in the applyCommandLineArguments() method
Make sure that the handlers list in the DefaultMessageArea is never null
Fix some cases when the click listeners in the DefaultMessageArea would not be correctly setup, which would lead to the listeners not being fired when a click event would occur