diff --git a/example/package-lock.json b/example/package-lock.json
index c785d31..e44d66b 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -235,11 +235,6 @@
       "integrity": "sha512-ce5d3q03Ex0sy4R14722Rmt6MT07Ua+k4FwDfdcToYJcMKNtRVQvJ6JCAPdAmAnbRb6CsX6aYb9m96NGod9uTw==",
       "dev": true
     },
-    "@types/validator": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/@types/validator/-/validator-13.0.0.tgz",
-      "integrity": "sha512-WAy5txG7aFX8Vw3sloEKp5p/t/Xt8jD3GRD9DacnFv6Vo8ubudAsRTXgxpQwU0mpzY/H8U4db3roDuCMjShBmw=="
-    },
     "@types/webpack-env": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/@types/webpack-env/-/webpack-env-1.14.1.tgz",
@@ -1450,14 +1445,36 @@
       }
     },
     "browserslist": {
-      "version": "4.7.2",
-      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.7.2.tgz",
-      "integrity": "sha512-uZavT/gZXJd2UTi9Ov7/Z340WOSQ3+m1iBVRUknf+okKxonL9P83S3ctiBDtuRmRu8PiCHjqyueqQ9HYlJhxiw==",
+      "version": "4.16.6",
+      "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.16.6.tgz",
+      "integrity": "sha512-Wspk/PqO+4W9qp5iUTJsa1B/QrYn1keNCcEP5OvP7WBwT4KaDly0uONYmC6Xa3Z5IqnUgS0KcgLYu1l74x0ZXQ==",
       "dev": true,
       "requires": {
-        "caniuse-lite": "^1.0.30001004",
-        "electron-to-chromium": "^1.3.295",
-        "node-releases": "^1.1.38"
+        "caniuse-lite": "^1.0.30001219",
+        "colorette": "^1.2.2",
+        "electron-to-chromium": "^1.3.723",
+        "escalade": "^3.1.1",
+        "node-releases": "^1.1.71"
+      },
+      "dependencies": {
+        "caniuse-lite": {
+          "version": "1.0.30001230",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001230.tgz",
+          "integrity": "sha512-5yBd5nWCBS+jWKTcHOzXwo5xzcj4ePE/yjtkZyUV1BTUmrBaA9MRGC+e7mxnqXSA90CmCA8L3eKLaSUkt099IQ==",
+          "dev": true
+        },
+        "electron-to-chromium": {
+          "version": "1.3.738",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.738.tgz",
+          "integrity": "sha512-vCMf4gDOpEylPSLPLSwAEsz+R3ShP02Y3cAKMZvTqule3XcPp7tgc/0ESI7IS6ZeyBlGClE50N53fIOkcIVnpw==",
+          "dev": true
+        },
+        "node-releases": {
+          "version": "1.1.72",
+          "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.72.tgz",
+          "integrity": "sha512-LLUo+PpH3dU6XizX3iVoubUNheF/owjXCZZ5yACDxNnPtgFuludV1ZL3ayK1kVep42Rmm0+R9/Y60NQbZ2bifw==",
+          "dev": true
+        }
       }
     },
     "buffer": {
@@ -1809,17 +1826,6 @@
         }
       }
     },
-    "class-validator": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/class-validator/-/class-validator-0.12.2.tgz",
-      "integrity": "sha512-TDzPzp8BmpsbPhQpccB3jMUE/3pK0TyqamrK0kcx+ZeFytMA+O6q87JZZGObHHnoo9GM8vl/JppIyKWeEA/EVw==",
-      "requires": {
-        "@types/validator": "13.0.0",
-        "google-libphonenumber": "^3.2.8",
-        "tslib": ">=1.9.0",
-        "validator": "13.0.0"
-      }
-    },
     "clean-css": {
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.1.tgz",
@@ -2072,6 +2078,12 @@
         "simple-swizzle": "^0.2.2"
       }
     },
+    "colorette": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.2.2.tgz",
+      "integrity": "sha512-MKGMzyfeuutC/ZJ1cba9NqcNpfeqMUcYmyF1ZFY6/Cn7CNSAKx6a+s48sqLqyAiZuaP2TcqMhoo+dlwFnVxT9w==",
+      "dev": true
+    },
     "combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
@@ -3100,12 +3112,6 @@
       "integrity": "sha512-kS/gEPzZs3Y1rRsbGX4UOSjtP/CeJP0CxSNZHYxGfVM/VgLcv0ZqM7C45YyTj2DI2g7+P9Dd24C+IMIg6D0nYQ==",
       "dev": true
     },
-    "electron-to-chromium": {
-      "version": "1.3.306",
-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.306.tgz",
-      "integrity": "sha512-frDqXvrIROoYvikSKTIKbHbzO6M3/qC6kCIt/1FOa9kALe++c4VAJnwjSFvf1tYLEUsP2n9XZ4XSCyqc3l7A/A==",
-      "dev": true
-    },
     "elegant-spinner": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/elegant-spinner/-/elegant-spinner-1.0.1.tgz",
@@ -3227,6 +3233,12 @@
         "is-symbol": "^1.0.2"
       }
     },
+    "escalade": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==",
+      "dev": true
+    },
     "escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -3934,11 +3946,6 @@
         "slash": "^2.0.0"
       }
     },
-    "google-libphonenumber": {
-      "version": "3.2.15",
-      "resolved": "https://registry.npmjs.org/google-libphonenumber/-/google-libphonenumber-3.2.15.tgz",
-      "integrity": "sha512-tbCIuzMoH34RdrbFRw5kijAZn/p6JMQvsgtr1glg2ugbwqrMPlOL8pHNK8cyGo9B6SXpcMm4hdyDqwomR+HPRg=="
-    },
     "graceful-fs": {
       "version": "4.2.3",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.3.tgz",
@@ -6057,15 +6064,6 @@
         }
       }
     },
-    "node-releases": {
-      "version": "1.1.39",
-      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.39.tgz",
-      "integrity": "sha512-8MRC/ErwNCHOlAFycy9OPca46fQYUjbJRDcZTHVWIGXIjYLM73k70vv3WkYutVnM4cCo4hE0MqBVVZjP6vjISA==",
-      "dev": true,
-      "requires": {
-        "semver": "^6.3.0"
-      }
-    },
     "normalize-package-data": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.5.0.tgz",
@@ -8808,7 +8806,8 @@
     "tslib": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
+      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==",
+      "dev": true
     },
     "tslint": {
       "version": "5.20.1",
@@ -9166,11 +9165,6 @@
         "spdx-expression-parse": "^3.0.0"
       }
     },
-    "validator": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-13.0.0.tgz",
-      "integrity": "sha512-anYx5fURbgF04lQV18nEQWZ/3wHGnxiKdG4aL8J+jEDsm98n/sU/bey+tYk6tnGJzm7ioh5FoqrAiQ6m03IgaA=="
-    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",