Cash: Fix path changes and class renaming in opentxs
LICENSE: AGPL

This was a mistake when I created the repo, the server never was MPL (there was no permission from the copyright anyway) so you are not allowed to use any version of the opentxs-server below MPL but only AGPL.
Merge pull request #11 from lclc/cash

Cash: Fix path changes and class renaming in opentxs
Build fixes after opentxs restructurings.