adjust license headers to new mail address

lib/private/appframework/app.php

lib/private/appframework/core/api.php

lib/private/appframework/dependencyinjection/dicontainer.php

lib/private/appframework/http.php

lib/private/appframework/http/dispatcher.php

lib/private/appframework/http/request.php

lib/private/appframework/middleware/middlewaredispatcher.php

...te/appframework/middleware/security/securityexception.php

...e/appframework/middleware/security/securitymiddleware.php

...rivate/appframework/utility/controllermethodreflector.php

lib/private/appframework/utility/timefactory.php

lib/public/appframework/controller.php

lib/public/appframework/http.php

lib/public/appframework/http/downloadresponse.php

lib/public/appframework/http/iresponseserializer.php

lib/public/appframework/http/jsonresponse.php

lib/public/appframework/http/redirectresponse.php

lib/public/appframework/http/response.php

lib/public/appframework/http/templateresponse.php

lib/public/appframework/iapi.php