diff --git a/package-lock.json b/package-lock.json
index 39fbc43d..54f633ec 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -842,14 +842,6 @@
 				"lodash.assign": "^3.2.0"
 			}
 		},
-		"express-http-to-https": {
-			"version": "1.1.4",
-			"resolved": "https://registry.npmjs.org/express-http-to-https/-/express-http-to-https-1.1.4.tgz",
-			"integrity": "sha512-jPe7xNKz+KdTYn0uJSBPug/AE5hCIgYrXed0SsmCm5TyydxeSK/U3sVyJyMaQmluJcIS+sbq6E/iB4CBZQIN1g==",
-			"requires": {
-				"express": "^4.15.3"
-			}
-		},
 		"extend": {
 			"version": "3.0.2",
 			"resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
@@ -1250,9 +1242,9 @@
 			"integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus="
 		},
 		"jsonschema": {
-			"version": "1.2.6",
-			"resolved": "https://registry.npmjs.org/jsonschema/-/jsonschema-1.2.6.tgz",
-			"integrity": "sha512-SqhURKZG07JyKKeo/ir24QnS4/BV7a6gQy93bUSe4lUdNp0QNpIz2c9elWJQ9dpc5cQYY6cvCzgRwy0MQCLyqA=="
+			"version": "1.4.0",
+			"resolved": "https://registry.npmjs.org/jsonschema/-/jsonschema-1.4.0.tgz",
+			"integrity": "sha512-/YgW6pRMr6M7C+4o8kS+B/2myEpHCrxO4PEWnqJNBFMjn7EWXqlQ4tGwL6xTHeRplwuZmcAncdvfOad1nT2yMw=="
 		},
 		"jsprim": {
 			"version": "1.4.1",
@@ -2236,9 +2228,9 @@
 			"integrity": "sha1-Z/4HXFwk/vOfnWX197f+dRcZaPw="
 		},
 		"y18n": {
-			"version": "4.0.0",
-			"resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
-			"integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
+			"version": "4.0.1",
+			"resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+			"integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
 			"dev": true
 		},
 		"yallist": {