[Merge] lp:~artmello/webbrowser-app/webbrowser-app-keyboard_shortcuts into lp:webbrowser-app

[Olivier Tilloy]

Review: Disapprove

Superseded by https://code.launchpad.net/~uriboni/webbrowser-app/keyboard-navigation/+merge/260183.
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https://code.launchpad.net/~artmello/webbrowser-app/webbrowser-app-keyboard_shortcuts/+merge/248979
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