diff --git a/package-lock.json b/package-lock.json
index 222533c..ab5a4e2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -226,12 +226,23 @@
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+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.0.tgz",
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@@ -477,16 +488,17 @@
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+      "resolved": "https://registry.npmjs.org/codecov/-/codecov-3.6.4.tgz",
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-        "js-yaml": "^3.13.1",
-        "teeny-request": "^3.11.3",
-        "urlgrey": "^0.4.4"
+        "argv": "0.0.2",
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-      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.8.tgz",
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-    "es6-promisify": {
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-      "resolved": "https://registry.npmjs.org/es6-promisify/-/es6-promisify-5.0.0.tgz",
-      "integrity": "sha1-UQnWLz5W6pZ8S2NQWu8IKRyKUgM=",
-      "dev": true,
-      "requires": {
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@@ -830,14 +827,52 @@
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+      "resolved": "https://registry.npmjs.org/http-proxy-agent/-/http-proxy-agent-4.0.0.tgz",
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+      "dev": true,
+      "requires": {
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+        "debug": "4"
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+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
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+      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-4.0.0.tgz",
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-        "agent-base": "^4.3.0",
-        "debug": "^3.1.0"
+        "agent-base": "5",
+        "debug": "4"
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+          "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-5.1.1.tgz",
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+          "dev": true
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+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
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+          "dev": true,
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@@ -1732,6 +1767,15 @@
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+      "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.5.tgz",
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+      "dev": true,
+      "requires": {
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@@ -1783,6 +1827,12 @@
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+      "resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
+      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls=",
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@@ -1793,13 +1843,15 @@
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-        "https-proxy-agent": "^2.2.1",
+        "http-proxy-agent": "^4.0.0",
+        "https-proxy-agent": "^4.0.0",
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@@ -1890,6 +1942,12 @@
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+    "validator": {
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+      "resolved": "https://registry.npmjs.org/validator/-/validator-12.2.0.tgz",
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