diff --git a/package-lock.json b/package-lock.json
index 9365ed2..3ba7b7b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -448,21 +448,14 @@
       "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
     },
     "fstream": {
-      "version": "1.0.11",
-      "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
-      "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
+      "version": "1.0.12",
+      "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.12.tgz",
+      "integrity": "sha512-WvJ193OHa0GHPEL+AycEJgxvBEwyfRkN1vhjca23OaPVMCaLCXTd5qAu82AjTcgP1UJmytkOKb63Ypde7raDIg==",
       "requires": {
         "graceful-fs": "^4.1.2",
         "inherits": "~2.0.0",
         "mkdirp": ">=0.5 0",
         "rimraf": "2"
-      },
-      "dependencies": {
-        "graceful-fs": {
-          "version": "4.1.11",
-          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-          "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg="
-        }
       }
     },
     "gauge": {
@@ -498,6 +491,11 @@
         "path-is-absolute": "^1.0.0"
       }
     },
+    "graceful-fs": {
+      "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.4.tgz",
+      "integrity": "sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw=="
+    },
     "graceful-readlink": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
@@ -1050,7 +1048,7 @@
         },
         "semver": {
           "version": "4.3.6",
-          "resolved": "http://registry.npmjs.org/semver/-/semver-4.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.6.tgz",
           "integrity": "sha1-MAvG4OhjdPe6YQaLWx7NV/xlMto="
         }
       }
@@ -1096,7 +1094,7 @@
       "dependencies": {
         "bluebird": {
           "version": "3.4.7",
-          "resolved": "http://registry.npmjs.org/bluebird/-/bluebird-3.4.7.tgz",
+          "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.4.7.tgz",
           "integrity": "sha1-9y12C+Cbf3bQjtj66Ysomo0F+rM="
         },
         "isarray": {