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Merge branch 'master' of https://github.com/DavidSalzer/Smart-Class
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Merge branch 'master' of https://github.com/DavidSalzer/Smart-Class
append new ans to controller
Merge branch 'master' of https://github.com/DavidSalzer/Smart-Class
//
Merge branch 'master' of https://github.com/DavidSalzer/Smart-Class