Add ability to delete a contact

1.3.5

Merge branch 'master' of github.com:MadKudu/node-eloqua

1.3.4

Fix a bug with the node.js EventEmitter

1.3.3

Update typescript types and dependencies

Fix vulnerability in dependency

Merge pull request #6 from MadKudu/dep

Update dependencies

1.3.1

Fix bug when error.response = undefined