docs(ngModel): from makes more sense than the other thing

Not sure if this is a worthy change but it confused me when I read it. It is worthy, thank you for submitting this! Cheers!

In practice, different from is by far the most common of the three, in both British and American English:
http://www.oxforddictionaries.com/us/words/different-from-than-or-to

Closes #10710