Test no-local on linux32 instead of gasnet.

32bit clusters are becoming less common and we are really more interested in
testing the linux32 --no-local story.
Merge pull request #799 from thomasvandoren/test-32bit-no-local

Test no-local on linux32 instead of gasnet.

32bit clusters are becoming less common and we are really more interested in
testing the linux32 --no-local story.