message: Include node build requirements for nctl
  added link to casper-node pre-requisites
diff: @@ -18,15 +18,18 @@ Who uses nctl ?
  CSPR network community. This encompasses developers, validators, evaluators ... etc.
  +
  Requirements
  --------------------------------------
  -
  - python3 + pip
  - make
  - cargo
  - bash
  - jq (bash utility library for parsing json)
  +
  +Plus the requirements to build [casper-node](https://github.com/CasperLabs/casper-node#pre-requisites-for-building)
  +
  Setup
  --------------------------------------
  