Merge pull request #100 from IBM/upgrade-node-core-signoff

fix(upgrade-node-core-signoff): upgrade ibm-cloud-sdk-core to v4

Author: moisesatwork

.travis.yml

@@ -3,7 +3,6 @@ language: node_js
 sudo: false
 
 node_js:
-- 12
 - 14
 
 before_install: