Merge pull request #3 from bash/yarn

Use Yarn

Author: Ruben Schmidmeister

.travis.yml

@@ -3,11 +3,11 @@ node_js:
 - node
 
 install:
-- npm install
-- npm install -g codecov istanbul
+- yarn install
+- npm install --global codecov istanbul
 
 script:
-- "./node_modules/.bin/standard index.js"
+- yarn standard index.js
 - istanbul cover ./node_modules/mocha/bin/_mocha --report lcovonly -- -R spec
 - codecov
 

appveyor.yml

@@ -10,7 +10,7 @@ install:
 
 test_script:
 - node --version
-- npm --version
-- npm test
+- yarn --version
+- yarn test
 
 build: off

package.json

@@ -20,7 +20,10 @@
   },
   "homepage": "https://github.com/bash/random.js#readme",
   "devDependencies": {
-    "mocha": "^6.1.4",
-    "standard": "^12.0.1"
+    "mocha": "^6.2.2",
+    "standard": "^14.3.1"
+  },
+  "dependencies": {
+    "istanbul": "^0.4.5"
   }
 }