diff --git a/package-lock.json b/package-lock.json
index 1ce48eb..9e53305 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -59,7 +59,8 @@
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       "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU=",
-      "dev": true
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@@ -826,7 +827,8 @@
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           "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-          "dev": true
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@@ -932,7 +934,8 @@
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       "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
-      "dev": true
+      "dev": true,
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@@ -1106,7 +1109,8 @@
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       "integrity": "sha1-lpGEQOMEGnpBT4xS48V06zw+HgU=",
-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -1165,7 +1169,7 @@
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-          "resolved": "http://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
+          "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.6.tgz",
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@@ -1425,7 +1429,8 @@
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-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -1436,7 +1441,8 @@
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       "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.1.tgz",
       "integrity": "sha1-peZUwuWi3rXyAdls77yoDA7y9RM=",
-      "dev": true
+      "dev": true,
+      "optional": true
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     "jsesc": {
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@@ -1547,7 +1553,7 @@
       "dependencies": {
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-          "resolved": "http://registry.npmjs.org/events/-/events-1.1.1.tgz",
+          "resolved": "https://registry.npmjs.org/events/-/events-1.1.1.tgz",
           "integrity": "sha1-nr23Y1rQmccNzEwqH1AEKI6L2SQ="
         }
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@@ -1613,13 +1619,15 @@
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-      "dev": true
+      "dev": true,
+      "optional": true
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       "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.20.tgz",
       "integrity": "sha512-HrkrPaP9vGuWbLK1B1FfgAkbqNjIuy4eHlIYnFi7kamZyLLrGlo2mpcx0bBmNpKqBtYtAfGbodDddIgddSJC2A==",
       "dev": true,
+      "optional": true,
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       }
@@ -1869,9 +1877,9 @@
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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==",
       "dev": true,
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@@ -2055,7 +2063,8 @@
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-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -2236,7 +2245,8 @@
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       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
-      "dev": true
+      "dev": true,
+      "optional": true
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     "type-check": {
       "version": "0.3.2",