- clarified slice index bounds rules - clarified comparisons of interfaces, slices, maps, channels - removed respective TODO's
- clarified slice index bounds rules
- clarified comparisons of interfaces, slices, maps, channels
- removed respective TODO's

R=r
DELTA=76  (42 added, 16 deleted, 18 changed)
OCL=23132
CL=23479

tav/go,tav/go,tav/go,tav/go,tav/go,tav/go,tav/go