Update npm packages

package.json

@@ -14,38 +14,38 @@
     "Leaflet.Geodesic": "git+https://git@github.com/henrythasler/Leaflet.Geodesic.git",
     "animate.css": "~3.6",
     "axios": "^0.17.1",
-    "bootstrap-sass": "~3.3",
+    "bootstrap-sass": "^3.4.1",
     "bootstrap3": "~3.3",
     "cookieconsent": "^3.1.0",
-    "cross-env": "~5.1",
+    "cross-env": "^5.1.6",
     "eonasdan-bootstrap-datetimepicker": "^4.17.47",
     "flag-icon-css": "^2.9.0",
     "geolib": "^2.0.24",
     "icheck": "~1.0",
     "jquery": "~3.3",
     "jquery-pjax": "~2.0",
-    "laravel-mix": "~2.1",
-    "leaflet": "~1.3",
+    "laravel-mix": "^2.1.14",
+    "leaflet": "^1.3.4",
     "leaflet-ajax": "2.1.0",
-    "leaflet-providers": "^1.1.17",
+    "leaflet-providers": "1.0.*",
     "leaflet-rotatedmarker": "^0.2.0",
     "lodash": "4.17.4",
     "marked": "0.3.9",
-    "moment": "^2.21.0",
+    "moment": "^2.24.0",
     "paper-dashboard": "^1.1.0",
     "pe7-icon": "^1.0.4",
     "pikaday": "^1.7.0",
-    "pjax": "^0.2.5",
-    "popper.js": "^1.14.1",
+    "pjax": "^0.2.8",
+    "popper.js": "^1.15.0",
     "rivets": "^0.9.6",
     "select2": "^4.0.5",
     "ssri": "^5.3.0",
-    "webpack": "^3.0",
+    "webpack": "^3.12.0",
     "x-editable": "1.5.1"
   },
   "devDependencies": {
-    "copy-webpack-plugin": "^4.5.1",
-    "tailwindcss": "^0.5.2",
-    "webpack-bundle-analyzer": "^2.11.1"
+    "copy-webpack-plugin": "^4.6.0",
+    "tailwindcss": "^0.5.3",
+    "webpack-bundle-analyzer": "^2.13.1"
   }
 }