[conformal/btcjson] 0d1539: Add some missing comments on exported items.

[John C. Vernaleo]

  Branch: refs/heads/master
  Home:   https://github.com/conformal/btcjson
  Commit: 0d1539118b5b6be03b4d2c260177ac978fdb4f3a
      
https://github.com/conformal/btcjson/commit/0d1539118b5b6be03b4d2c260177ac978fdb4f3a
  Author: John C. Vernaleo <j...@conformal.com>
  Date:   2014-02-04 (Tue, 04 Feb 2014)

  Changed paths:
    M jsonapi.go
    M jsoncmd.go

  Log Message:
  -----------
  Add some missing comments on exported items.