Upgrade NPM packages (#59)

* Upgrading packages to their latest versions

* Stylistic changes for the new eslint defaults

* Removing node 8 dependency

* Fixing code coverage

Author: AnujRNair

.travis.yml

@@ -1,6 +1,5 @@
 language: node_js
 node_js:
-  - 8
   - 10
 cache:
   directories:

jest.config.js

@@ -3,5 +3,5 @@ module.exports = {
   roots: ['<rootDir>'],
   testMatch: ['<rootDir>/?(*.)jest.js'],
   testPathIgnorePatterns: ['/node_modules/'],
-  clearMocks: true
+  clearMocks: true,
 };

package-lock.json

@@ -29,7 +29,7 @@
   "author": "Anuj Nair",
   "license": "MIT",
   "dependencies": {
-    "cheerio": "^1.0.0-rc.2",
+    "cheerio": "^1.0.0-rc.3",
     "lodash": "^4.17.15",
     "memory-fs": "^0.5.0"
   },
@@ -38,16 +38,16 @@
     "html-webpack-plugin": "^2 || ^3 || ^4"
   },
   "devDependencies": {
-    "babel-jest": "^24.9.0",
-    "codecov": "^3.6.1",
-    "eslint": "^6.6.0",
-    "eslint-config-airbnb-base": "^14.0.0",
-    "eslint-config-prettier": "^6.5.0",
-    "eslint-plugin-import": "^2.18.2",
-    "eslint-plugin-prettier": "^3.1.1",
+    "babel-jest": "^25.3.0",
+    "codecov": "^3.6.5",
+    "eslint": "^6.8.0",
+    "eslint-config-airbnb-base": "^14.1.0",
+    "eslint-config-prettier": "^6.10.1",
+    "eslint-plugin-import": "^2.20.2",
+    "eslint-plugin-prettier": "^3.1.2",
     "html-webpack-plugin": "^3.2.0",
-    "jest": "^24.9.0",
-    "prettier": "^1.18.2",
+    "jest": "^25.3.0",
+    "prettier": "^2.0.4",
     "webpack": "^4.29.5"
   }
 }