package.json: Upgrade dependencies

package.json

@@ -32,7 +32,7 @@
     "open-iconic": "^1.1.1",
     "org": "^0.2.0",
     "pdfjs-dist": "^2.0.943",
-    "popper.js": "^1.14.7",
+    "popper.js": "^1.15.0",
     "showdown": "^1.9.0",
     "showdown-xss-filter": "^0.2.0",
     "typeface-alegreya": "0.0.69",
@@ -43,13 +43,13 @@
     "whatwg-fetch": "^3.0.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.4.0",
+    "@babel/core": "^7.4.3",
     "@babel/plugin-syntax-dynamic-import": "^7.2.0",
-    "@babel/plugin-transform-runtime": "^7.4.0",
-    "@babel/polyfill": "^7.4.0",
-    "@babel/preset-env": "^7.4.2",
-    "@babel/runtime-corejs2": "^7.4.2",
-    "autoprefixer": "^9.5.0",
+    "@babel/plugin-transform-runtime": "^7.4.3",
+    "@babel/polyfill": "^7.4.3",
+    "@babel/preset-env": "^7.4.3",
+    "@babel/runtime-corejs2": "^7.4.3",
+    "autoprefixer": "^9.5.1",
     "babel-eslint": "^10.0.1",
     "babel-loader": "^8.0.5",
     "bootstrap-loader": "^3.0.2",
@@ -62,7 +62,7 @@
     "eslint-loader": "^2.1.2",
     "eslint-plugin-import": "^2.16.0",
     "eslint-plugin-node": "^8.0.1",
-    "eslint-plugin-promise": "^4.0.1",
+    "eslint-plugin-promise": "^4.1.1",
     "eslint-plugin-standard": "^4.0.0",
     "exports-loader": "^0.7.0",
     "expose-loader": "^0.7.5",
@@ -72,11 +72,11 @@
     "less-loader": "^4.1.0",
     "mini-css-extract-plugin": "^0.5.0",
     "node-sass": "^4.11.0",
-    "nodemon": "^1.18.9",
+    "nodemon": "^1.18.11",
     "optimize-css-assets-webpack-plugin": "^5.0.1",
     "postcss-loader": "^3.0.0",
     "postcss-normalize": "^7.0.1",
-    "resolve-url-loader": "^3.0.1",
+    "resolve-url-loader": "^3.1.0",
     "robotstxt-webpack-plugin": "^5.0.0",
     "sass-loader": "^7.1.0",
     "schema-utils": "^1.0.0",
@@ -89,7 +89,7 @@
     "webpack": "^4.29.6",
     "webpack-bundle-tracker": "^0.4.2-beta",
     "webpack-cli": "^3.3.0",
-    "webpack-dev-server": "^3.2.1"
+    "webpack-dev-server": "^3.3.0"
   },
   "browserslist": [
     "cover 99.5%",