Add web page translation command

[magreenblatt]

Original report by Emmanuel Jorge (Bitbucket: e.jorge).

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Make CEF proposes web page translation (user language).
See https://bitbucket.org/chromiumembedded/cef/pull-requests/566

[magreenblatt]

Generally speaking, we don’t add features that depend on Google API keys.

[magreenblatt]

For the reason stated above.

[magreenblatt]

• changed state from "new" to "wontfix"