Merge branch 'master' into dependabot/npm_and_yarn/eslint-config-airbnb-base-13.0.0

Author: norman-thomas

package.json

@@ -35,7 +35,7 @@
   },
   "devDependencies": {
     "chai": "^4.2.0",
-    "coveralls": "^2.11.15",
+    "coveralls": "^3.0.2",
     "eslint": "^4.19.1",
     "eslint-config-airbnb-base": "^13.0.0",
     "eslint-plugin-import": "^2.2.0",
@@ -44,7 +44,7 @@
     "jshint": "^2.9.4",
     "mocha": "^3.2.0",
     "nyc": "^13.1.0",
-    "should": "^11.1.2",
+    "should": "^13.2.3",
     "sinon": "^1.17.7",
     "sinon-chai": "^2.8.0"
   }