stereotypes directly on a producer might also activate it as Alternative

Before that you could not enable an @Alternative producer field or method
via enabling the @Stereotype directly on the producer but it needed to be 
enabled on the parent class.


git-svn-id: https://svn.apache.org/repos/asf/openwebbeans/trunk@1606593 13f79535-47bb-0310-9956-ffa450edef68