sys-file-reader: Tolerate nominal case size of 0 without warning.
authorBen Pfaff <blp@cs.stanford.edu>
Sat, 29 Jul 2017 23:16:30 +0000 (16:16 -0700)
committerBen Pfaff <blp@cs.stanford.edu>
Sat, 29 Jul 2017 23:59:02 +0000 (16:59 -0700)
The software at https://github.com/WizardMac/ReadStat seems to always write
0, so there's not much value in warning.


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