Remove unused packages and update README.

README.md

@@ -3,13 +3,13 @@
 [![Actions Status](https://github.com/panosc-portal/cloud-provider-kubernetes/workflows/Node%20CI/badge.svg)](https://github.com/panosc-portal/cloud-provider-kubernetes/actions)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
-
-This micro service implements the Cloud Provider API for the PaNOSC Common Portal  using a Kubernetes backend.
+the is 
+This microservice implements the Cloud Provider API for the PaNOSC Common Portal  using a Kubernetes backend.
 Images and flavours are managed using  a PostgreSQL database. 
 Remote desktop and Jupyter notebook instances are obtained and managed as containers using the kubernetes API on a configured cluster. 
 The kubernetes API is accessed using the go-daddy client library  [kubernetes-client](https://github.com/godaddy/kubernetes-client).
 
-The goal is that this micro service will be contacted by the Cloud Service to  give users access to the differents  instances. 
+The goal is that this microservice will be contacted by the Cloud Service to  give users access to the different instances. 
 For example a user can request the creation of a remote desktop and then access it.
 Documentation: https://confluence.panosc.eu/display/wp4/Common+Portal+-+Cloud+Provider
 

package.json

@@ -63,8 +63,6 @@
     "dotenv": "^8.2.0",
     "is-port-reachable": "^3.0.0",
     "kubernetes-client": "^8.3.6",
-    "loopback-connector-postgresql": "^3.8.0",
-    "loopback-connector-rest": "^3.6.0",
     "node-filter-async": "^1.1.3",
     "pg": "^7.12.1",
     "reflect-metadata": "^0.1.13",