SI-8325 Spec accepts infix type *
SI-8325 Spec accepts infix type *

Remove the clause in 3.2.8 that reserves `*` as a postfix
modifier thing.  For emphasis, the language that an infix
type name can be an arbitrary identifier is retained, sans buts.

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