Add `TableViewCellDesignable` in readme
Add `TableViewCellDesignable` in readme

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