message: README_WikiLink Adds a link to the Hyperledger Wiki-Indy page
  Adds a link to the Hyperledger Wiki-Indy page within the README.md file
  in an effort to consolidate and encourage the wiki page to be the
  main "hub" starting point for the Indy documentation.
diff: +
  +## Before you Continue
  +
  +If you haven't done so already, please visit the main resource for all things "Indy" to get acquainted with the code base, helpful resources, and up-to-date information: [Hyperledger Wiki-Indy](https://wiki.hyperledger.org/projects/indy).
  +
  # Indy SDK
  This is the official SDK for [Hyperledger Indy](https://www.hyperledger.org/projects),
  