Main: small cleanup
VirtausWindow: code cleanup
Animation: first instance of the animation subsystem
Animation: updated author
AnimatedPanel: created animated panel, app will be ported later
Animation: updated interface
tween: It is insane to create an animation subsistem for this app!
filter.*: renamed package to filter, since it will be ported to an extensible plugins system
RootPanel: created RootPanel to better handle events
ProductPanel: updated imports