Update dependencies

package.json

@@ -10,20 +10,19 @@
     "build": "./node_modules/.bin/encore production"
   },
   "dependencies": {
-    "@fancyapps/fancybox": "^3.2.5",
+    "@fancyapps/fancybox": "^3.5.2",
     "axios": "^0.18.0",
     "bootstrap-sass": "^3.3.7",
     "bourbon": "^4.3.2",
     "cookieconsent": "^3.1.0",
-    "dayjs": "^1.7.5",
+    "dayjs": "^1.7.7",
     "flatpickr": "^4.5.2",
     "font-awesome": "^4.7.0",
-    "iframe-resizer": "^3.6.1",
-    "jquery": "^2.2.4",
-    "jquery-lazy": "^1.7.9",
+    "jquery": "^3.3.1",
+    "jquery-lazy": "^1.7.10",
     "leaflet": "^1.3.4",
     "normalize.css": "^7.0.0",
-    "picturefill": "^3.0.2",
+    "picturefill": "^3.0.3",
     "sass-mq": "^3.3.2",
     "slick-carousel": "^1.8.0",
     "sticky-js": "^1.2.0",
@@ -37,12 +36,12 @@
     "autoprefixer": "^8.6.5",
     "babel-plugin-syntax-dynamic-import": "^6.18.0",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
-    "node-sass": "^4.9.3",
+    "node-sass": "^4.9.4",
     "postcss-loader": "^2.1.6",
     "sass-loader": "^6.0.7",
     "vue-loader": "^14.2.3",
     "vue-template-compiler": "^2.5.17",
-    "webpack-notifier": "^1.6.0"
+    "webpack-notifier": "^1.7.0"
   },
   "browserslist": [
     "last 2 versions",