Updates for better versions and install commands

Author: jmgasper

.circleci/circle.yml

@@ -1,37 +1,18 @@
-# Javascript Node CircleCI 2.0 configuration file
-#
-# Check https://circleci.com/docs/2.0/language-javascript/ for more details
-#
 version: 2
 jobs:
   build:
     docker:
-      # specify the version you desire here
-      - image: circleci/node:7.10
-      
-      # Specify service dependencies here if necessary
-      # CircleCI maintains a library of pre-built images
-      # documented at https://circleci.com/docs/2.0/circleci-images/
-      # - image: circleci/mongo:3.4.4
-
+      - image: circleci/node:8.9.4
     working_directory: ~/repo
-
     steps:
       - checkout
-
-      # Download and cache dependencies
       - restore_cache:
           keys:
           - v1-dependencies-{{ checksum "package.json" }}
-          # fallback to using the latest cache if no exact match is found
           - v1-dependencies-
-
-      - run: yarn install
-
+      - run: npm install
       - save_cache:
           paths:
             - node_modules
           key: v1-dependencies-{{ checksum "package.json" }}
-
-      # run tests!
-      - run: yarn test
+      - run: npm run lint