menu animations

js/menus/AnimationMenuView.js

js/menus/AssemblerMenuView.js

js/menus/CamMenuView.js

js/menus/ImportMenuView.js

js/menus/LatticeMenuView.js

js/menus/MaterialMenuView.js

js/menus/OptimizationMenuView.js

js/menus/PartMenuView.js

js/menus/PhysicsMenuView.js

js/menus/ScriptMenuView.js

js/menus/SendMenuView.js

js/menus/SketchMenuView.js

js/models/AppState.js