diff --git a/package-lock.json b/package-lock.json
index 39f81b6..8c94d5b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -172,7 +172,7 @@
                 },
                 "util": {
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-                    "resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+                    "resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
                     "integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
                     "dev": true,
                     "requires": {
@@ -1756,26 +1756,18 @@
             }
         },
         "minimist": {
-            "version": "1.2.0",
-            "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-            "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
+            "version": "1.2.8",
+            "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+            "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
             "dev": true
         },
         "mkdirp": {
-            "version": "0.5.1",
-            "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-            "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+            "version": "0.5.6",
+            "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+            "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
             "dev": true,
             "requires": {
-                "minimist": "0.0.8"
-            },
-            "dependencies": {
-                "minimist": {
-                    "version": "0.0.8",
-                    "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-                    "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-                    "dev": true
-                }
+                "minimist": "^1.2.6"
             }
         },
         "module-deps": {
@@ -1829,7 +1821,7 @@
             "dependencies": {
                 "semver": {
                     "version": "5.3.0",
-                    "resolved": "http://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
+                    "resolved": "https://registry.npmjs.org/semver/-/semver-5.3.0.tgz",
                     "integrity": "sha1-myzl094C0XxgEq0yaqa00M9U+U8=",
                     "dev": true
                 }
@@ -2558,7 +2550,7 @@
             "dependencies": {
                 "string_decoder": {
                     "version": "1.1.1",
-                    "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+                    "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
                     "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
                     "dev": true,
                     "requires": {
@@ -2732,7 +2724,7 @@
             "dependencies": {
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                     "version": "0.4.4",
-                    "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
+                    "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
                     "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
                     "dev": true,
                     "requires": {