App|acceptance:cra-react15

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Baseline History
Build 123625aa2eb7
Current build. There are unaccepted changes, so build 12097 is still the baseline.
Build 12097d2f92eb current baseline
Accepted by Norbert de Langen.
Build 1207786863e4
Accepted by Norbert de Langen.
Build 1205959fa158
Accepted by Norbert de Langen.
Build 12055aeaba3f
Accepted by Norbert de Langen.
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