[Swan-commit] Changes to ref refs/heads/master

[D. Hugh Redelmeier]

New commits:
commit 1f7c917b787b817df9ee8056d49b2af5d3dca870
Author: D. Hugh Redelmeier <hugh at mimosa.com>
Date:   Sun Jan 5 00:48:01 2014 -0500

    - Fix signedness in declarations and formatting
    - use correct bit-sized formats for wider values
    - add more sanity checking of field lengths