Fixed a bug in the iterator transform in which values (rather than references) to fields in the iterator class were accessed even though the references were needed because the field is a record and a reference to a field in the record was needed.
Fixed a bug in the iterator transform in which values (rather than
references) to fields in the iterator class were accessed even though
the references were needed because the field is a record and a
reference to a field in the record was needed.

This fixes 11 of the 12 new baseline regressions (all but
trivial/deitz/test_nested_fors).


git-svn-id: 88467cb1fb04b8a755be7e1ee1026be4190196ef@14248 3a8e244f-b0f2-452b-bcba-4c88e055c3ca

chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,chizarlicious/chapel,hildeth/chapel,chizarlicious/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,chizarlicious/chapel,hildeth/chapel,sungeunchoi/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,hildeth/chapel,hildeth/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,chizarlicious/chapel,sungeunchoi/chapel,sungeunchoi/chapel,chizarlicious/chapel,hildeth/chapel