Squashed commit of the following:

commit 2ec50a3fbaad5e9453df1ac52308244bbbf90f94
Author: Maxwell Krohn <themax@gmail.com>
Date:   Sun Oct 12 10:13:35 2014 -0400

    Finish up #24.

    Verification of sig chains in now in place, we just need to store them
    before we get to testing the whole shebang

commit f310db783df411169862f0029db601240822dfac
Author: Maxwell Krohn <themax@gmail.com>
Date:   Sun Oct 12 09:34:55 2014 -0400

    verify the full hash chain