ci: install CI tools

.circleci/config.yml

@@ -18,6 +18,7 @@ jobs:
           # fallback to using the latest cache if no exact match is found
           - v1-dependencies-
       - run: npm install
+      - run: npm install eslint [email protected] codecov
       - save_cache:
           paths:
             - node_modules
@@ -34,9 +35,6 @@ jobs:
       - run:
           name: Tests with coverage
           command: npm run test-ci
-      - run:
-          name: Install codecov
-          command: npm i codecov
       - run:
           name: Submit coverage
           command: ./node_modules/.bin/codecov

package.json

@@ -52,7 +52,6 @@
     "n64": "~0.2.2"
   },
   "devDependencies": {
-    "istanbul": "^1.1.0-alpha.1",
     "mocha": "^5.2.0"
   },
   "main": "./lib/bcoin.js",