composer_pkg_install.sh

## This document prepared based on the version hlf-1.4, composer*@20

#npm version 6.9
#node version 8.16.1
#composer-cli version v0.20
#composer-rest-server version 0.20
#generator-hyperledger-composer version 0.20
#yo version 2.05


npm install -g yo composer-cli@0.20.8 composer-rest-server@0.20.8 generator-hyperledger-composer@0.20.8
npm install -g composer-playground@0.20.8 composer-connector-server@0.20.8