chore: update dependencies

Author: TheAlexLichter

package.json

@@ -57,37 +57,30 @@
     ]
   },
   "devDependencies": {
-    "@commitlint/cli": "^6.1.3",
-    "@commitlint/config-conventional": "^6.1.3",
+    "@babel/core": "^7.1.2",
+    "@commitlint/cli": "^7.2.1",
+    "@commitlint/config-conventional": "^7.1.2",
     "@vue/server-test-utils": "^1.0.0-beta.15",
     "@vue/test-utils": "^1.0.0-beta.15",
-    "babel-core": "^6.26.0",
-    "babel-jest": "^22.4.3",
-    "babel-loader": "^7.1.2",
     "babel-preset-vue-app": "^2.0.0",
     "cheerio": "^1.0.0-rc.2",
-    "codecov": "latest",
-    "cross-env": "^5.1.5",
-    "eslint": "^4.19.1",
+    "codecov": "^3.1.0",
+    "eslint": "^5.7.0",
     "eslint-config-standard": "^12.0.0-alpha.0",
     "eslint-plugin-import": "^2.11.0",
     "eslint-plugin-jest": "latest",
-    "eslint-plugin-node": "^6.0.1",
-    "eslint-plugin-promise": "^3.7.0",
-    "eslint-plugin-standard": "^3.1.0",
-    "flush-promises": "^1.0.0",
+    "eslint-plugin-node": "^7.0.1",
+    "eslint-plugin-promise": "^4.0.1",
+    "eslint-plugin-standard": "^4.0.0",
     "husky": "^1.0.0-rc.2",
-    "jest": "latest",
-    "jest-serializer-vue": "^1.0.0",
-    "jsdom": "latest",
-    "standard-version": "latest",
-    "vue-jest": "^2.5.0",
-    "vue-loader": "^15.0.10",
+    "jest": "^23.6.0",
+    "jest-serializer-vue": "^2.0.2",
+    "jsdom": "^12.2.0",
+    "standard-version": "^4.4.0",
+    "vue-jest": "^3.0.0",
     "vue-router": "^3.0.1",
     "vue-server-renderer": "^2.5.17-beta.0",
-    "vue-template-compiler": "^2.5.17-beta.0",
-    "webpack": "^4.8.2",
-    "webpack-dev-server": "^3.1.4"
+    "vue-template-compiler": "^2.5.17-beta.0"
   },
   "dependencies": {
     "vue": "^2.5.17-beta.0"