Update README.md based on the feedback from /dev/world conference.
Update README.md based on the feedback from /dev/world conference.

IBAnimatable/IBAnimatable,JakeLin/IBAnimatable,alexiosdev/IBAnimatable,seanwoodward/IBAnimatable,alexiosdev/IBAnimatable,IBAnimatable/IBAnimatable,JakeLin/IBAnimatable,seanwoodward/IBAnimatable,IBAnimatable/IBAnimatable