[snowblossomcoin/snowblossom] #163 Additions to shackleton

Next try

*https://github.com/snowblossomcoin/snowblossom/compare/ba162d644a15...c1e2cb6fd04b* https://github.com/snowblossomcoin/snowblossom/commit/051a05ae02f3557fe713e100f558abc466f58715 - Shackleton update https://github.com/snowblossomcoin/snowblossom/commit/c1e2cb6fd04b668ae00bc67b3a665e7f37fa08c0 - Merge pull request #164 from mjay20/master

[snowblossomcoin/snowblossom] #164 Shackleton update