Summary:
Documentation change only.
Filled out the Transforms docs a little more to indicate which props are now deprecated and to provide some guidance on the transform array since some values are expected to be strings and some are numbers
http://facebook.github.io/react-native/docs/transforms.html
Closes https://github.com/facebook/react-native/pull/15261
Differential Revision: D5518925
Pulled By: hramos
fbshipit-source-id: 9aacf2c23e85573e150feb8c34e8bed54ad565d5