Develop Membership Manager of Blockchain Services

[teragrid]

Develop Membership Manager module for Blockchain Services

Investigate

• The design to handle membership of a member to a given league
• How to intergrate it with ther modules in the Blockchain Services

ref. https://github.com/teragrid/teragrid/tree/master/blockchain

Implement

• Update current code to build Membership Manager module
• Perform unit tests

DoD

• Unit test done
• Document follows Tendermint conventions. ref. https://github.com/tendermint/tendermint/tree/master/docs

Docs

• Documents in code
• Update https://github.com/teragrid/teragrid/tree/master/docs