Call user-defined onInputChange props on Async and Creatable components

[ingro]

This should be more consistent with the basic Select.

[coveralls]

Coverage decreased (-0.2%) to 92.779% when pulling 152cfd5 on ingro:master into 2b14448 on JedWatson:master.

[maxim-smotrov]

@ingro: Are you going to fix this PR? Otherwise I'd create my own since the community needs these changes =)

[ingro]

@maxim-smotrov Sorry I didn't receive any response before, what's missing? Tests I guess?

[maxim-smotrov]

@ingro: Yep, seems so

[coveralls]

Coverage increased (+0.04%) to 92.627% when pulling 74a1743 on ingro:master into b3db918 on JedWatson:master.

[ingro]

@maxim-smotrov done!

[maxim-smotrov]

Thanks @ingro!
@JedWatson, @bvaughn: Can you check this and merge please? We really need that :)

[takashi]

@ingro @JedWatson @bvaughn Any updates of this PR? I'm suffering with this problem and now im using forked repo of react-select to fix this

[gwyneplaine]

thanks for this @ingro, this has been resolved in #2057 which has been merged in.