- npm: Update devDeps

package.json

@@ -60,7 +60,7 @@
     "@babel/preset-env": "^7.1.0",
     "axe-testcafe": "^1.1.0",
     "babel-plugin-transform-object-rest-spread": "^7.0.0-beta.3",
-    "eslint": "5.6.1",
+    "eslint": "5.7.0",
     "eslint-config-standard": "12.0.0",
     "eslint-plugin-import": "2.14.0",
     "eslint-plugin-node": "7.0.1",
@@ -75,21 +75,21 @@
     "load-stylesheets": "^0.7.0",
     "node-static": "^0.7.11",
     "opn-cli": "^3.1.0",
-    "promise-fs": "^1.3.0",
+    "promise-fs": "^2.0.1",
     "qr-manipulation": "https://github.com/brettz9/qr-manipulation",
     "query-result": "https://github.com/WebReflection/query-result",
-    "qunit": "^2.6.2",
+    "qunit": "^2.7.1",
     "remark-cli": "^5.0.0",
     "remark-lint-ordered-list-marker-value": "^1.0.2",
-    "rollup": "0.66.2",
+    "rollup": "0.66.6",
     "rollup-plugin-babel": "^4.0.3",
-    "rollup-plugin-commonjs": "^9.1.8",
+    "rollup-plugin-commonjs": "^9.2.0",
     "rollup-plugin-json": "^3.1.0",
     "rollup-plugin-node-builtins": "^2.1.2",
     "rollup-plugin-node-resolve": "^3.4.0",
     "rollup-plugin-re": "^1.0.7",
     "rollup-plugin-terser": "^3.0.0",
-    "sinon": "^6.3.4",
+    "sinon": "^7.0.0",
     "sinon-test": "^2.3.0",
     "testcafe": "^0.22.0"
   }