diff --git a/demo/package-lock.json b/demo/package-lock.json
index c49efb6..42bfed2 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -15,6 +15,8 @@
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@@ -1859,10 +1895,38 @@
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@@ -2389,6 +2453,54 @@
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+      "dev": true
+    },
     "viewport-dimensions": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/viewport-dimensions/-/viewport-dimensions-0.2.0.tgz",
@@ -8216,6 +10297,8 @@
     },
     "webpack": {
       "version": "4.29.4",
+      "resolved": "https://registry.npmjs.org/webpack/-/webpack-4.29.4.tgz",
+      "integrity": "sha512-Uu/QgPFZG+w+5wjWIFBgIy+g9vOF3QiLmT2Bl783MQSLjRF/K+GMv2TH3TVNFyPQVEHY8rVnPoQtcqrnqK2H7Q==",
       "dev": true,
       "requires": {
         "@webassemblyjs/ast": "1.8.2",
@@ -8246,6 +10329,8 @@
     },
     "webpack-cli": {
       "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/webpack-cli/-/webpack-cli-3.2.3.tgz",
+      "integrity": "sha512-Ik3SjV6uJtWIAN5jp5ZuBMWEAaP5E4V78XJ2nI+paFPh8v4HPSwo/myN0r29Xc/6ZKnd2IdrAlpSgNOu2CDQ6Q==",
       "dev": true,
       "requires": {
         "chalk": "^2.4.1",
@@ -8283,6 +10368,8 @@
     },
     "webpack-dev-server": {
       "version": "3.1.14",
+      "resolved": "https://registry.npmjs.org/webpack-dev-server/-/webpack-dev-server-3.1.14.tgz",
+      "integrity": "sha512-mGXDgz5SlTxcF3hUpfC8hrQ11yhAttuUQWf1Wmb+6zo3x6rb7b9mIfuQvAPLdfDRCGRGvakBWHdHOa0I9p/EVQ==",
       "dev": true,
       "requires": {
         "ansi-html": "0.0.7",
@@ -8413,6 +10500,8 @@
     },
     "webpack-merge": {
       "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/webpack-merge/-/webpack-merge-4.2.1.tgz",
+      "integrity": "sha512-4p8WQyS98bUJcCvFMbdGZyZmsKuWjWVnVHnAS3FFg0HDaRVrPbkivx2RYCre8UiemD67RsiFFLfn4JhLAin8Vw==",
       "dev": true,
       "requires": {
         "lodash": "^4.17.5"
@@ -8453,16 +10542,46 @@
         "isexe": "^2.0.0"
       }
     },
+    "which-boxed-primitive": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/which-boxed-primitive/-/which-boxed-primitive-1.0.2.tgz",
+      "integrity": "sha512-bwZdv0AKLpplFY2KZRX6TvyuN7ojjr7lwkg6ml0roIy9YeuSr7JS372qlNW18UQYzgYK9ziGcerWqZOmEn9VNg==",
+      "dev": true,
+      "requires": {
+        "is-bigint": "^1.0.1",
+        "is-boolean-object": "^1.1.0",
+        "is-number-object": "^1.0.4",
+        "is-string": "^1.0.5",
+        "is-symbol": "^1.0.3"
+      },
+      "dependencies": {
+        "has-symbols": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.2.tgz",
+          "integrity": "sha512-chXa79rL/UC2KlX17jo3vRGz0azaWEx5tGqZg5pO3NUyEJVB17dMruQlzCCOfUvElghKcm5194+BCRvi2Rv/Gw==",
+          "dev": true
+        },
+        "is-symbol": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.4.tgz",
+          "integrity": "sha512-C/CPBqKWnvdcxqIARxyOh4v1UUEOCHpgDa0WYgpKDFMszcrPcffg5uhwSgPCLD2WWxmq6isisz87tzT01tuGhg==",
+          "dev": true,
+          "requires": {
+            "has-symbols": "^1.0.2"
+          }
+        }
+      }
+    },
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
       "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
       "dev": true
     },
-    "wordwrap": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
-      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
+    "word-wrap": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
+      "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
       "dev": true
     },
     "worker-farm": {
diff --git a/demo/yarn.lock b/demo/yarn.lock
index 5e6e244..db5afb0 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -966,9 +966,9 @@ ajv-keywords@^3.1.0, ajv-keywords@^3.4.1:
   integrity sha512-RO1ibKvd27e6FEShVFfPALuHI3WjSVNeK5FIsmme/LYRNxjKuNj+Dt7bucLa6NdSv3JcVTyMlm9kGR84z1XpaQ==
 
 ajv@^6.1.0, ajv@^6.10.0, ajv@^6.10.2, ajv@^6.12.0:
-  version "6.12.2"
-  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.2.tgz#c629c5eced17baf314437918d2da88c99d5958cd"
-  integrity sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==
+  version "6.12.6"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
+  integrity sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==
   dependencies:
     fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
@@ -2947,9 +2947,9 @@ extglob@^2.0.4:
     to-regex "^3.0.1"
 
 fast-deep-equal@^3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.1.tgz#545145077c501491e33b15ec408c294376e94ae4"
-  integrity sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA==
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
+  integrity sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==
 
 fast-json-stable-stringify@^2.0.0:
   version "2.1.0"
@@ -6978,9 +6978,9 @@ upper-case@^1.1.1:
   integrity sha1-9rRQHC7EzdJrp4vnIilh3ndiFZg=
 
 uri-js@^4.2.2:
-  version "4.2.2"
-  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
-  integrity sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
+  integrity sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==
   dependencies:
     punycode "^2.1.0"