message: Fix README.md typo
  Compatibility instead of Compatability
diff: @@ -96,7 +96,7 @@ Of course there is more to it than that, refer to the documentation for more det
  Read the [documentation and demos](http://vee-validate.logaretm.com/).
  -### Compatability
  +### Compatibility
  This library uses ES6 Promises so be sure to provide a polyfill for it for the browsers that does not support it.
  