diff --git a/demo/site/package-lock.json b/demo/site/package-lock.json
index 20be68e..0f07e1a 100644
--- a/demo/site/package-lock.json
+++ b/demo/site/package-lock.json
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       "resolved": "https://registry.npmjs.org/qjobs/-/qjobs-1.2.0.tgz",
@@ -8701,10 +8806,13 @@
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-      "resolved": "https://registry.npmjs.org/qs/-/qs-1.2.2.tgz",
-      "integrity": "sha1-GbV/8k3CqZzh+L32r82ln472H4g=",
-      "dev": true
+      "version": "6.11.0",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.11.0.tgz",
+      "integrity": "sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==",
+      "dev": true,
+      "requires": {
+        "side-channel": "^1.0.4"
+      }
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     "query-string": {
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@@ -8765,18 +8873,6 @@
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-    "raw-body": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz",
-      "integrity": "sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==",
-      "dev": true,
-      "requires": {
-        "bytes": "3.1.0",
-        "http-errors": "1.7.2",
-        "iconv-lite": "0.4.24",
-        "unpipe": "1.0.0"
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       "resolved": "https://registry.npmjs.org/react/-/react-15.6.2.tgz",
@@ -9432,9 +9528,9 @@
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-          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.2.tgz",
-          "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
+          "version": "6.5.3",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+          "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
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@@ -9818,12 +9914,6 @@
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       "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
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-    "setprototypeof": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
-      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==",
-      "dev": true
-    },
     "sha.js": {
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       "resolved": "https://registry.npmjs.org/sha.js/-/sha.js-2.2.6.tgz",
@@ -10496,6 +10586,15 @@
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       "dev": true
     },
+    "strip-outer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/strip-outer/-/strip-outer-1.0.1.tgz",
+      "integrity": "sha512-k55yxKHwaXnpYGsOzg4Vl8+tDrWylxDEpknGjhTiZB8dFRU5rTo9CAzeycivxV3s+zlTKwrs6WxMxR95n26kwg==",
+      "dev": true,
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
     "style-loader": {
       "version": "0.13.2",
       "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-0.13.2.tgz",
@@ -10806,12 +10905,6 @@
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-    "toidentifier": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==",
-      "dev": true
-    },
     "topo": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/topo/-/topo-2.0.2.tgz",
@@ -10851,6 +10944,15 @@
       "integrity": "sha1-WIeWa7WCpFA6QetST301ARgVphM=",
       "dev": true
     },
+    "trim-repeated": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/trim-repeated/-/trim-repeated-1.0.0.tgz",
+      "integrity": "sha512-pkonvlKk8/ZuR0D5tLW8ljt5I8kmxp2XKymhepUeOdCEfKpZaktSArkLHZt76OB1ZvO9bssUsDty4SWhLvZpLg==",
+      "dev": true,
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
     "trim-right": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
@@ -11109,12 +11211,6 @@
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-    "url2": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/url2/-/url2-0.0.0.tgz",
-      "integrity": "sha1-Tqq9HVw6yQ1iq0SFyZhCKGWgSxo=",
-      "dev": true
-    },
     "use": {
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       "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
@@ -11238,12 +11334,6 @@
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-    "weak-map": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/weak-map/-/weak-map-1.0.0.tgz",
-      "integrity": "sha1-tm5Wqd8L0lp2u/G1FNsSkIBhSjc=",
-      "dev": true
-    },
     "webpack": {
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       "resolved": "https://registry.npmjs.org/webpack/-/webpack-1.15.0.tgz",
@@ -12161,12 +12251,6 @@
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       "dev": true
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-    "wrench": {
-      "version": "1.5.8",
-      "resolved": "https://registry.npmjs.org/wrench/-/wrench-1.5.8.tgz",
-      "integrity": "sha1-ejHJf3hpJG12xc8vXJd6HEyOWrU=",
-      "dev": true
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     "write": {
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       "resolved": "https://registry.npmjs.org/write/-/write-0.2.1.tgz",
diff --git a/demo/site/package.json b/demo/site/package.json
index 6346d17..f44ba76 100644
--- a/demo/site/package.json
+++ b/demo/site/package.json
@@ -30,7 +30,7 @@
     "eslint-plugin-react": "^5.1.1",
     "expose-loader": "^0.7.1",
     "extract-text-webpack-plugin": "^1.0.1",
-    "gh-pages": "^0.11.0",
+    "gh-pages": "^4.0.0",
     "html-webpack-plugin": "^2.17.0",
     "html-webpack-template": "^5.0.0",
     "isparta-instrumenter-loader": "^1.0.0",