diff --git a/package-lock.json b/package-lock.json
index 5e69ffb..5700dfa 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -70,7 +70,7 @@
       "dependencies": {
         "acorn": {
           "version": "3.3.0",
-          "resolved": "http://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
           "integrity": "sha1-ReN/s56No/JbruP/U2niu18iAXo=",
           "dev": true
         }
@@ -465,7 +465,7 @@
       "dependencies": {
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -1084,7 +1084,7 @@
         },
         "fast-deep-equal": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
           "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
           "dev": true
         },
@@ -1162,7 +1162,7 @@
       "dependencies": {
         "doctrine": {
           "version": "1.5.0",
-          "resolved": "http://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
           "integrity": "sha1-N53Ocw9hZvds76TmcHoVmwLFpvo=",
           "dev": true,
           "requires": {
@@ -1857,9 +1857,9 @@
       "dev": true
     },
     "js-yaml": {
-      "version": "3.12.0",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.12.0.tgz",
-      "integrity": "sha512-PIt2cnwmPfL4hKNwqeiuz4bKfnzHTBv6HyVgjahA6mPLwPDzjDWrplJBMjHUFxku/N3FlmrbyPclad+I+4mJ3A==",
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
       "dev": true,
       "requires": {
         "argparse": "^1.0.7",
@@ -2174,7 +2174,7 @@
       "dependencies": {
         "async": {
           "version": "0.2.10",
-          "resolved": "http://registry.npmjs.org/async/-/async-0.2.10.tgz",
+          "resolved": "https://registry.npmjs.org/async/-/async-0.2.10.tgz",
           "integrity": "sha1-trvgsGdLnXGXCMo43owjfLUmw9E="
         }
       }
@@ -3278,7 +3278,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "requires": {
         "ansi-regex": "^2.0.0"
@@ -3345,7 +3345,7 @@
         },
         "fast-deep-equal": {
           "version": "1.1.0",
-          "resolved": "http://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
           "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
           "dev": true
         },