Test balloon: Changed the spec to see the implications of changing the syntax of function types and making them "reference types" like slice, map, and chan. First step in Russ' proposal.
Test balloon: Changed the spec to see the implications of changing the
syntax of function types and making them "reference types" like slice,
map, and chan. First step in Russ' proposal.

DELTA=111  (32 added, 15 deleted, 64 changed)
OCL=23669
CL=23964
abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go