[conformal/btcjson] 815a0b: Improve test coverage.

[John C. Vernaleo]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcjson
  Commit: 815a0b0a84b3a6174c3086728f57f733beefc106
      
https://github.com/conformal/btcjson/commit/815a0b0a84b3a6174c3086728f57f733beefc106
  Author: John C. Vernaleo <j...@conformal.com>
  Date:   2013-11-01 (Fri, 01 Nov 2013)

  Changed paths:
    M jsoncmd_test.go
    M test_coverage.txt

  Log Message:
  -----------
  Improve test coverage.