diff --git a/package.json b/package.json
index 487fea3..398c3f3 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   "dependencies": {
     "bluebird": "^3.7.2",
     "classnames": "^2.2.6",
-    "codecov": "^3.6.2",
+    "codecov": "^3.6.4",
     "gatsby": "^2.19.10",
     "gatsby-link": "^2.2.28",
     "gatsby-plugin-catch-links": "^2.1.24",
diff --git a/yarn.lock b/yarn.lock
index df9f2c8..b4938a1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2996,11 +2996,17 @@ after@0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
 
-agent-base@^4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.3.0.tgz#8165f01c436009bccad0b1d122f05ed770efc6ee"
+agent-base@5:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-5.1.1.tgz#e8fb3f242959db44d63be665db7a8e739537a32c"
+  integrity sha512-TMeqbNl2fMW0nMjTEPOwe3J/PRFP4vqeoNuQMG0HlMrtm5QxKqdvAkZ1pRBQ/ulIyDD5Yq0nJ7YbdD8ey0TO3g==
+
+agent-base@6:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-6.0.0.tgz#5d0101f19bbfaed39980b22ae866de153b93f09a"
+  integrity sha512-j1Q7cSCqN+AwrmDd+pzgqc0/NpC655x2bUf5ZjRIO77DcNBFmh+OgRNzF6OKdCC9RSCb19fGd99+bhXFdkRNqw==
   dependencies:
-    es6-promisify "^5.0.0"
+    debug "4"
 
 aggregate-error@^3.0.0:
   version "3.0.0"
@@ -3233,9 +3239,10 @@ argparse@^1.0.7:
   dependencies:
     sprintf-js "~1.0.2"
 
-argv@^0.0.2:
+argv@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/argv/-/argv-0.0.2.tgz#ecbd16f8949b157183711b1bda334f37840185ab"
+  integrity sha1-7L0W+JSbFXGDcRsb2jNPN4QBhas=
 
 aria-query@^3.0.0:
   version "3.0.0"
@@ -4712,17 +4719,17 @@ code-point-at@^1.0.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/code-point-at/-/code-point-at-1.1.0.tgz#0d070b4d043a5bea33a2f1a40e2edb3d9a4ccf77"
 
-codecov@^3.6.2:
-  version "3.6.2"
-  resolved "https://registry.yarnpkg.com/codecov/-/codecov-3.6.2.tgz#9503533d744233f6864f8f3ead9435d285ed3f47"
-  integrity sha512-i1VYZYY3M8Lodk/QRsIWYVimkuhl0oMSiM2itxbTbEIjB0PCSWP1cI7cscu5P0MayggoTl6I/jkXV2go8Ub8/Q==
+codecov@^3.6.4:
+  version "3.6.4"
+  resolved "https://registry.yarnpkg.com/codecov/-/codecov-3.6.4.tgz#c993a58704ad5f15dcdd6aa3c3af22070c69eb18"
+  integrity sha512-R9zEcTR5/IDLepdGUHAkRMZOIKhBE1NRGS1N2H96zhBOskhdW9Q22GtYYyecbZL1aheU00D2F21nNBGRISui0A==
   dependencies:
-    argv "^0.0.2"
-    ignore-walk "^3.0.1"
-    js-yaml "^3.13.1"
-    teeny-request "^3.11.3"
-    urlgrey "^0.4.4"
-    validator "^12.1.0"
+    argv "0.0.2"
+    ignore-walk "3.0.3"
+    js-yaml "3.13.1"
+    teeny-request "6.0.1"
+    urlgrey "0.4.4"
+    validator "12.2.0"
 
 collapse-white-space@^1.0.0, collapse-white-space@^1.0.2:
   version "1.0.5"
@@ -5497,6 +5504,13 @@ debug@2, debug@2.6.9, debug@^2.2.0, debug@^2.3.3, debug@^2.6.0, debug@^2.6.3, de
   dependencies:
     ms "2.0.0"
 
+debug@4, debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, debug@~4.1.0:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
+  integrity sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==
+  dependencies:
+    ms "^2.1.1"
+
 debug@=3.1.0, debug@~3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
@@ -5509,12 +5523,6 @@ debug@^3.1.0, debug@^3.1.1, debug@^3.2.5, debug@^3.2.6:
   dependencies:
     ms "^2.1.1"
 
-debug@^4.0.1, debug@^4.1.0, debug@^4.1.1, debug@~4.1.0:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-4.1.1.tgz#3b72260255109c6b589cee050f1d516139664791"
-  dependencies:
-    ms "^2.1.1"
-
 decamelize-keys@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/decamelize-keys/-/decamelize-keys-1.1.0.tgz#d171a87933252807eb3cb61dc1c1445d078df2d9"
@@ -6254,16 +6262,6 @@ es6-iterator@^2.0.3, es6-iterator@~2.0.3:
     es5-ext "^0.10.35"
     es6-symbol "^3.1.1"
 
-es6-promise@^4.0.3:
-  version "4.2.8"
-  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.8.tgz#4eb21594c972bc40553d276e510539143db53e0a"
-
-es6-promisify@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/es6-promisify/-/es6-promisify-5.0.0.tgz#5109d62f3e56ea967c4b63505aef08291c8a5203"
-  dependencies:
-    es6-promise "^4.0.3"
-
 es6-promisify@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/es6-promisify/-/es6-promisify-6.0.1.tgz#6edaa45f3bd570ffe08febce66f7116be4b1cdb6"
@@ -8983,6 +8981,14 @@ http-errors@~1.6.2:
   version "0.4.10"
   resolved "https://registry.yarnpkg.com/http-parser-js/-/http-parser-js-0.4.10.tgz#92c9c1374c35085f75db359ec56cc257cbb93fa4"
 
+http-proxy-agent@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/http-proxy-agent/-/http-proxy-agent-4.0.0.tgz#6b74d332e1934a1107b97e97de4a00e267c790fe"
+  integrity sha512-GX0FA6+IcDf4Oxc/FBWgYj4zKgo/DnZrksaG9jyuQLExs6xlX+uI5lcA8ymM3JaZTRrF/4s2UX19wJolyo7OBA==
+  dependencies:
+    agent-base "6"
+    debug "4"
+
 http-proxy-middleware@0.19.1:
   version "0.19.1"
   resolved "https://registry.yarnpkg.com/http-proxy-middleware/-/http-proxy-middleware-0.19.1.tgz#183c7dc4aa1479150306498c210cdaf96080a43a"
@@ -9013,12 +9019,13 @@ https-browserify@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-1.0.0.tgz#ec06c10e0a34c0f2faf199f7fd7fc78fffd03c73"
 
-https-proxy-agent@^2.2.1:
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.2.tgz#271ea8e90f836ac9f119daccd39c19ff7dfb0793"
+https-proxy-agent@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-4.0.0.tgz#702b71fb5520a132a66de1f67541d9e62154d82b"
+  integrity sha512-zoDhWrkR3of1l9QAL8/scJZyLu8j/gBkcwcaQOZh7Gyh/+uJQzGVETdgT30akuwkpL8HTRfssqI3BZuV18teDg==
   dependencies:
-    agent-base "^4.3.0"
-    debug "^3.1.0"
+    agent-base "5"
+    debug "4"
 
 human-signals@^1.1.1:
   version "1.1.1"
@@ -9067,6 +9074,13 @@ iferr@^0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/iferr/-/iferr-0.1.5.tgz#c60eed69e6d8fdb6b3104a1fcbca1c192dc5b501"
 
+ignore-walk@3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/ignore-walk/-/ignore-walk-3.0.3.tgz#017e2447184bfeade7c238e4aefdd1e8f95b1e37"
+  integrity sha512-m7o6xuOaT1aqheYHKf8W6J5pYH85ZI9w077erOzLje3JsB1gkafkAhHHY19dqjulgIZHFm32Cp5uNZgcQqdJKw==
+  dependencies:
+    minimatch "^3.0.4"
+
 ignore-walk@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/ignore-walk/-/ignore-walk-3.0.1.tgz#a83e62e7d272ac0e3b551aaa82831a19b69f82f8"
@@ -10340,9 +10354,10 @@ js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
-js-yaml@^3.10.0, js-yaml@^3.11.0, js-yaml@^3.12.2, js-yaml@^3.13.1, js-yaml@^3.5.2:
+js-yaml@3.13.1, js-yaml@^3.10.0, js-yaml@^3.11.0, js-yaml@^3.12.2, js-yaml@^3.13.1, js-yaml@^3.5.2:
   version "3.13.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.13.1.tgz#aff151b30bfdfa8e49e05da22e7415e9dfa37847"
+  integrity sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==
   dependencies:
     argparse "^1.0.7"
     esprima "^4.0.0"
@@ -15837,6 +15852,13 @@ stream-each@^1.1.0:
     end-of-stream "^1.1.0"
     stream-shift "^1.0.0"
 
+stream-events@^1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/stream-events/-/stream-events-1.0.5.tgz#bbc898ec4df33a4902d892333d47da9bf1c406d5"
+  integrity sha512-E1GUzBSgvct8Jsb3v2X15pjzN1tYebtbLaMg+eBOUOAxgbLoSbT2NS91ckc5lJD1KfLjId+jXJRgo0qnV5Nerg==
+  dependencies:
+    stubs "^3.0.0"
+
 stream-http@^2.7.2:
   version "2.8.3"
   resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-2.8.3.tgz#b2d242469288a5a27ec4fe8933acf623de6514fc"
@@ -16095,6 +16117,11 @@ strip-url-auth@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/strip-url-auth/-/strip-url-auth-1.0.1.tgz#22b0fa3a41385b33be3f331551bbb837fa0cd7ae"
 
+stubs@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/stubs/-/stubs-3.0.0.tgz#e8d2ba1fa9c90570303c030b6900f7d5f89abe5b"
+  integrity sha1-6NK6H6nJBXAwPAMLaQD31fiavls=
+
 style-loader@^0.23.1:
   version "0.23.1"
   resolved "https://registry.yarnpkg.com/style-loader/-/style-loader-0.23.1.tgz#cb9154606f3e771ab6c4ab637026a1049174d925"
@@ -16386,12 +16413,15 @@ tar@^5.0.5:
     mkdirp "^0.5.0"
     yallist "^4.0.0"
 
-teeny-request@^3.11.3:
-  version "3.11.3"
-  resolved "https://registry.yarnpkg.com/teeny-request/-/teeny-request-3.11.3.tgz#335c629f7645e5d6599362df2f3230c4cbc23a55"
+teeny-request@6.0.1:
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/teeny-request/-/teeny-request-6.0.1.tgz#9b1f512cef152945827ba7e34f62523a4ce2c5b0"
+  integrity sha512-TAK0c9a00ELOqLrZ49cFxvPVogMUFaWY8dUsQc/0CuQPGF+BOxOQzXfE413BAk2kLomwNplvdtMpeaeGWmoc2g==
   dependencies:
-    https-proxy-agent "^2.2.1"
+    http-proxy-agent "^4.0.0"
+    https-proxy-agent "^4.0.0"
     node-fetch "^2.2.0"
+    stream-events "^1.0.5"
     uuid "^3.3.2"
 
 teeny-tap@^0.2.0:
@@ -17177,9 +17207,10 @@ url@^0.11.0:
     punycode "1.3.2"
     querystring "0.2.0"
 
-urlgrey@^0.4.4:
+urlgrey@0.4.4:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/urlgrey/-/urlgrey-0.4.4.tgz#892fe95960805e85519f1cd4389f2cb4cbb7652f"
+  integrity sha1-iS/pWWCAXoVRnxzUOJ8stMu3ZS8=
 
 use@^3.1.0:
   version "3.1.1"
@@ -17269,10 +17300,10 @@ validate-npm-package-license@^3.0.1:
     spdx-correct "^3.0.0"
     spdx-expression-parse "^3.0.0"
 
-validator@^12.1.0:
-  version "12.1.0"
-  resolved "https://registry.yarnpkg.com/validator/-/validator-12.1.0.tgz#a3a7315d5238cbc15e46ad8d5e479aafa7119925"
-  integrity sha512-gIC2RBuFRi574Rb9vewGCJ7TCLxHXNx6EKthEgs+Iz0pYa9a9Te1VLG/bGLsAyGWrqR5FfR7tbFUI7FEF2LiGA==
+validator@12.2.0:
+  version "12.2.0"
+  resolved "https://registry.yarnpkg.com/validator/-/validator-12.2.0.tgz#660d47e96267033fd070096c3b1a6f2db4380a0a"
+  integrity sha512-jJfE/DW6tIK1Ek8nCfNFqt8Wb3nzMoAbocBF6/Icgg1ZFSBpObdnwVY2jQj6qUqzhx5jc71fpvBWyLGO7Xl+nQ==
 
 value-equal@^0.4.0:
   version "0.4.0"