Adds the removal of requests from the datastore when a new role entity is created. This uses the classname from the role entity as the type of role in the request. Patch by: Lennard de Rijk

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−application: guestbook
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−version: 1
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−runtime: python
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−api_version: 1
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−
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−handlers:
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−- url: .*
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−  script: guestbook.py