Format
Fix in notification of events in model
Remove unused xml
Fix in menu builder
Convenient methods for file widget
Documentation and small fixes to options panel
Added valid state and error message to option; also javadoc
Skin tweaks
Uneeded classes
Added options mechanisms; also constraints
Some strings
Added dialog controller
Added showDialog to views
Added new project dialog
Added show dialog action
NewGame action now requires a project as argument
checkConstraints public in option controller
Frame listen to load events to change its title