Merge pull request #663 from mozilla/fix/649/continued

src/components/pin-networked-object-button.js

src/components/pitch-yaw-rotator.js

src/components/stop-event-propagation.js

src/hub.html

src/hub.js

src/systems/userinput/bindings/daydream-user.js

src/systems/userinput/bindings/keyboard-debugging.js

src/systems/userinput/bindings/keyboard-mouse-user.js

src/systems/userinput/bindings/oculus-go-user.js

src/systems/userinput/bindings/oculus-touch-user.js

src/systems/userinput/bindings/touchscreen-user.js

src/systems/userinput/bindings/utils.js

src/systems/userinput/bindings/vive-user.js

src/systems/userinput/bindings/xbox-controller-user.js

src/systems/userinput/devices/app-aware-mouse.js

src/systems/userinput/devices/oculus-touch-controller.js

src/systems/userinput/paths.js

src/systems/userinput/pose.js

src/systems/userinput/resolve-action-sets.js

src/systems/userinput/sets.js