Make PartialFunction.OrElse extend AbstractPartialFunction.
Make PartialFunction.OrElse extend AbstractPartialFunction.

This shaves a few kB off of the generated class file.

martijnhoekstra/scala,felixmulder/scala,martijnhoekstra/scala,shimib/scala,shimib/scala,slothspot/scala,scala/scala,felixmulder/scala,felixmulder/scala,shimib/scala,jvican/scala,felixmulder/scala,lrytz/scala,martijnhoekstra/scala,shimib/scala,scala/scala,jvican/scala,scala/scala,jvican/scala,slothspot/scala,slothspot/scala,scala/scala,scala/scala,martijnhoekstra/scala,jvican/scala,felixmulder/scala,slothspot/scala,slothspot/scala,lrytz/scala,jvican/scala,jvican/scala,martijnhoekstra/scala,shimib/scala,felixmulder/scala,slothspot/scala,martijnhoekstra/scala,lrytz/scala,lrytz/scala,felixmulder/scala,scala/scala,shimib/scala,jvican/scala,lrytz/scala,lrytz/scala,slothspot/scala