diff --git a/package-lock.json b/package-lock.json
index e35a782..32164f5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1713,6 +1713,7 @@
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       "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
       "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "optional": true,
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       }
@@ -1796,6 +1797,7 @@
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       "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
       "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "optional": true,
       "requires": {
         "hoek": "2.x.x"
       }
@@ -2380,7 +2382,8 @@
             },
             "ansi-regex": {
               "version": "2.1.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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               "version": "1.2.0",
@@ -2398,11 +2401,13 @@
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             "balanced-match": {
               "version": "1.0.0",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "brace-expansion": {
               "version": "1.1.11",
               "bundled": true,
+              "optional": true,
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                 "concat-map": "0.0.1"
@@ -2415,15 +2420,18 @@
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             "code-point-at": {
               "version": "1.1.0",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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             "concat-map": {
               "version": "0.0.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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             "console-control-strings": {
               "version": "1.1.0",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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               "version": "1.0.2",
@@ -2526,7 +2534,8 @@
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             "inherits": {
               "version": "2.0.3",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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               "version": "1.3.5",
@@ -2536,6 +2545,7 @@
             "is-fullwidth-code-point": {
               "version": "1.0.0",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "number-is-nan": "^1.0.0"
               }
@@ -2548,17 +2558,20 @@
             "minimatch": {
               "version": "3.0.4",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "brace-expansion": "^1.1.7"
               }
             },
             "minimist": {
               "version": "0.0.8",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "minipass": {
               "version": "2.3.5",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "safe-buffer": "^5.1.2",
                 "yallist": "^3.0.0"
@@ -2575,6 +2588,7 @@
             "mkdirp": {
               "version": "0.5.1",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "minimist": "0.0.8"
               }
@@ -2647,7 +2661,8 @@
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             "number-is-nan": {
               "version": "1.0.1",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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               "version": "4.1.1",
@@ -2657,6 +2672,7 @@
             "once": {
               "version": "1.4.0",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "wrappy": "1"
               }
@@ -2732,7 +2748,8 @@
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             "safe-buffer": {
               "version": "5.1.2",
-              "bundled": true
+              "bundled": true,
+              "optional": true
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@@ -2762,6 +2779,7 @@
             "string-width": {
               "version": "1.0.2",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "code-point-at": "^1.0.0",
                 "is-fullwidth-code-point": "^1.0.0",
@@ -2779,6 +2797,7 @@
             "strip-ansi": {
               "version": "3.0.1",
               "bundled": true,
+              "optional": true,
               "requires": {
                 "ansi-regex": "^2.0.0"
               }
@@ -2817,11 +2836,13 @@
             },
             "wrappy": {
               "version": "1.0.2",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             },
             "yallist": {
               "version": "3.0.3",
-              "bundled": true
+              "bundled": true,
+              "optional": true
             }
           }
         },
@@ -4073,6 +4094,11 @@
         "minimalistic-crypto-utils": "^1.0.0"
       }
     },
+    "email-addresses": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/email-addresses/-/email-addresses-3.1.0.tgz",
+      "integrity": "sha512-k0/r7GrWVL32kZlGwfPNgB2Y/mMXVTq/decgLczm/j34whdaspNrZO8CnXPf1laaHxI6ptUlsnAxN+UAPw+fzg=="
+    },
     "emoji-regex": {
       "version": "6.5.1",
       "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-6.5.1.tgz",
@@ -4870,13 +4896,38 @@
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       "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
-      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw=="
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
+      "optional": true
     },
     "filename-regex": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/filename-regex/-/filename-regex-2.0.1.tgz",
       "integrity": "sha1-wcS5vuPglyXdsQa3XB4wH+LxiyY="
     },
+    "filename-reserved-regex": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/filename-reserved-regex/-/filename-reserved-regex-1.0.0.tgz",
+      "integrity": "sha1-5hz4BfDeHJhFZ9A4bcXfUO5a9+Q="
+    },
+    "filenamify": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/filenamify/-/filenamify-1.2.1.tgz",
+      "integrity": "sha1-qfL/0RxQO+0wABUCknI3jx8TZaU=",
+      "requires": {
+        "filename-reserved-regex": "^1.0.0",
+        "strip-outer": "^1.0.0",
+        "trim-repeated": "^1.0.0"
+      }
+    },
+    "filenamify-url": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/filenamify-url/-/filenamify-url-1.0.0.tgz",
+      "integrity": "sha1-syvYExnvWGO3MHi+1Q9GpPeXX1A=",
+      "requires": {
+        "filenamify": "^1.0.0",
+        "humanize-url": "^1.0.0"
+      }
+    },
     "fileset": {
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       "resolved": "https://registry.npmjs.org/fileset/-/fileset-2.0.3.tgz",
@@ -5061,7 +5112,8 @@
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         "ansi-regex": {
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -5104,7 +5156,8 @@
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         "balanced-match": {
           "version": "0.4.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "bcrypt-pbkdf": {
           "version": "1.0.1",
@@ -5117,6 +5170,7 @@
         "block-stream": {
           "version": "0.0.9",
           "bundled": true,
+          "optional": true,
           "requires": {
             "inherits": "~2.0.0"
           }
@@ -5124,6 +5178,7 @@
         "boom": {
           "version": "2.10.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "hoek": "2.x.x"
           }
@@ -5131,6 +5186,7 @@
         "brace-expansion": {
           "version": "1.1.7",
           "bundled": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^0.4.1",
             "concat-map": "0.0.1"
@@ -5138,7 +5194,8 @@
         },
         "buffer-shims": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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           "version": "0.12.0",
@@ -5152,26 +5209,31 @@
         },
         "code-point-at": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "combined-stream": {
           "version": "1.0.5",
           "bundled": true,
+          "optional": true,
           "requires": {
             "delayed-stream": "~1.0.0"
           }
         },
         "concat-map": {
           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "cryptiles": {
           "version": "2.0.5",
@@ -5211,7 +5273,8 @@
         },
         "delayed-stream": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
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           "version": "1.0.0",
@@ -5233,7 +5296,8 @@
         },
         "extsprintf": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "forever-agent": {
           "version": "0.6.1",
@@ -5252,11 +5316,13 @@
         },
         "fs.realpath": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "fstream": {
           "version": "1.0.11",
           "bundled": true,
+          "optional": true,
           "requires": {
             "graceful-fs": "^4.1.2",
             "inherits": "~2.0.0",
@@ -5307,6 +5373,7 @@
         "glob": {
           "version": "7.1.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "fs.realpath": "^1.0.0",
             "inflight": "^1.0.4",
@@ -5318,7 +5385,8 @@
         },
         "graceful-fs": {
           "version": "4.1.11",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "har-schema": {
           "version": "1.0.5",
@@ -5352,7 +5420,8 @@
         },
         "hoek": {
           "version": "2.16.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "http-signature": {
           "version": "1.1.1",
@@ -5367,6 +5436,7 @@
         "inflight": {
           "version": "1.0.6",
           "bundled": true,
+          "optional": true,
           "requires": {
             "once": "^1.3.0",
             "wrappy": "1"
@@ -5374,7 +5444,8 @@
         },
         "inherits": {
           "version": "2.0.3",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "ini": {
           "version": "1.3.4",
@@ -5384,6 +5455,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5395,7 +5467,8 @@
         },
         "isarray": {
           "version": "1.0.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "isstream": {
           "version": "0.1.2",
@@ -5458,11 +5531,13 @@
         },
         "mime-db": {
           "version": "1.27.0",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "mime-types": {
           "version": "2.1.15",
           "bundled": true,
+          "optional": true,
           "requires": {
             "mime-db": "~1.27.0"
           }
@@ -5470,17 +5545,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
         },
         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "mkdirp": {
           "version": "0.5.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5528,7 +5606,8 @@
         },
         "number-is-nan": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "oauth-sign": {
           "version": "0.8.2",
@@ -5543,6 +5622,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -5568,7 +5648,8 @@
         },
         "path-is-absolute": {
           "version": "1.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "performance-now": {
           "version": "0.2.0",
@@ -5577,7 +5658,8 @@
         },
         "process-nextick-args": {
           "version": "1.0.7",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "punycode": {
           "version": "1.4.1",
@@ -5610,6 +5692,7 @@
         "readable-stream": {
           "version": "2.2.9",
           "bundled": true,
+          "optional": true,
           "requires": {
             "buffer-shims": "~1.0.0",
             "core-util-is": "~1.0.0",
@@ -5652,13 +5735,15 @@
         "rimraf": {
           "version": "2.6.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "glob": "^7.0.5"
           }
         },
         "safe-buffer": {
           "version": "5.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "semver": {
           "version": "5.3.0",
@@ -5709,6 +5794,7 @@
         "string-width": {
           "version": "1.0.2",
           "bundled": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -5718,6 +5804,7 @@
         "string_decoder": {
           "version": "1.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.0.1"
           }
@@ -5730,6 +5817,7 @@
         "strip-ansi": {
           "version": "3.0.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5742,6 +5830,7 @@
         "tar": {
           "version": "2.2.1",
           "bundled": true,
+          "optional": true,
           "requires": {
             "block-stream": "*",
             "fstream": "^1.0.2",
@@ -5791,7 +5880,8 @@
         },
         "util-deprecate": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         },
         "uuid": {
           "version": "3.0.1",
@@ -5816,7 +5906,8 @@
         },
         "wrappy": {
           "version": "1.0.2",
-          "bundled": true
+          "bundled": true,
+          "optional": true
         }
       }
     },
@@ -5912,6 +6003,56 @@
         "assert-plus": "^1.0.0"
       }
     },
+    "gh-pages": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/gh-pages/-/gh-pages-2.2.0.tgz",
+      "integrity": "sha512-c+yPkNOPMFGNisYg9r4qvsMIjVYikJv7ImFOhPIVPt0+AcRUamZ7zkGRLHz7FKB0xrlZ+ddSOJsZv9XAFVXLmA==",
+      "requires": {
+        "async": "^2.6.1",
+        "commander": "^2.18.0",
+        "email-addresses": "^3.0.1",
+        "filenamify-url": "^1.0.0",
+        "fs-extra": "^8.1.0",
+        "globby": "^6.1.0"
+      },
+      "dependencies": {
+        "fs-extra": {
+          "version": "8.1.0",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-8.1.0.tgz",
+          "integrity": "sha512-yhlQgA6mnOJUKOsRUFsgJdQCvkKhcz8tlZG5HBQfReYZy46OwLcY+Zia0mtdHsOo9y/hP+CxMN0TU9QxoOtG4g==",
+          "requires": {
+            "graceful-fs": "^4.2.0",
+            "jsonfile": "^4.0.0",
+            "universalify": "^0.1.0"
+          }
+        },
+        "globby": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+          "integrity": "sha1-9abXDoOV4hyFj7BInWTfAkJNUGw=",
+          "requires": {
+            "array-union": "^1.0.1",
+            "glob": "^7.0.3",
+            "object-assign": "^4.0.1",
+            "pify": "^2.0.0",
+            "pinkie-promise": "^2.0.0"
+          }
+        },
+        "graceful-fs": {
+          "version": "4.2.9",
+          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.9.tgz",
+          "integrity": "sha512-NtNxqUcXgpW2iMrfqSfR73Glt39K+BLwWsPs94yR63v45T0Wbej7eRmL5cWfwEgqXnmjQp3zaJTshdRW/qC2ZQ=="
+        },
+        "jsonfile": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
+          "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
+          "requires": {
+            "graceful-fs": "^4.1.6"
+          }
+        }
+      }
+    },
     "glob": {
       "version": "7.1.4",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
@@ -6247,7 +6388,8 @@
     "hoek": {
       "version": "2.16.3",
       "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
-      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0=",
+      "optional": true
     },
     "home-or-tmp": {
       "version": "2.0.0",
@@ -6450,6 +6592,15 @@
       "resolved": "https://registry.npmjs.org/https-browserify/-/https-browserify-1.0.0.tgz",
       "integrity": "sha1-7AbBDgo0wPL68Zn3/X/Hj//QPHM="
     },
+    "humanize-url": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/humanize-url/-/humanize-url-1.0.1.tgz",
+      "integrity": "sha1-9KuZ4NKIF0yk4eUEB8VfuuRk7/8=",
+      "requires": {
+        "normalize-url": "^1.0.0",
+        "strip-url-auth": "^1.0.0"
+      }
+    },
     "iconv-lite": {
       "version": "0.4.24",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
@@ -12046,6 +12197,19 @@
       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
       "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo="
     },
+    "strip-outer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/strip-outer/-/strip-outer-1.0.1.tgz",
+      "integrity": "sha512-k55yxKHwaXnpYGsOzg4Vl8+tDrWylxDEpknGjhTiZB8dFRU5rTo9CAzeycivxV3s+zlTKwrs6WxMxR95n26kwg==",
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
+    "strip-url-auth": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/strip-url-auth/-/strip-url-auth-1.0.1.tgz",
+      "integrity": "sha1-IrD6OkE4WzO+PzMVUbu4N/oM164="
+    },
     "style-loader": {
       "version": "0.18.2",
       "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-0.18.2.tgz",
@@ -12396,6 +12560,14 @@
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
       "integrity": "sha1-WIeWa7WCpFA6QetST301ARgVphM="
     },
+    "trim-repeated": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/trim-repeated/-/trim-repeated-1.0.0.tgz",
+      "integrity": "sha1-42RqLqTokTEr9+rObPsFOAvAHCE=",
+      "requires": {
+        "escape-string-regexp": "^1.0.2"
+      }
+    },
     "trim-right": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
@@ -12738,9 +12910,9 @@
       }
     },
     "url-parse": {
-      "version": "1.4.7",
-      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.4.7.tgz",
-      "integrity": "sha512-d3uaVyzDB9tQoSXFvuSUNFibTd9zxd2bkVrDRvF5TmvWWQwqE4lgYJ5m+x1DbecWkw+LK4RNl2CU1hHuOKPVlg==",
+      "version": "1.5.7",
+      "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.7.tgz",
+      "integrity": "sha512-HxWkieX+STA38EDk7CE9MEryFeHCKzgagxlGvsdS7WBImq9Mk+PGwiT56w82WI3aicwJA8REp42Cxo98c8FZMA==",
       "requires": {
         "querystringify": "^2.1.1",
         "requires-port": "^1.0.0"
diff --git a/yarn.lock b/yarn.lock
index c7d7b63..06b8661 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6266,8 +6266,8 @@ querystring@0.2.0:
   resolved "https://registry.yarnpkg.com/querystring/-/querystring-0.2.0.tgz#b209849203bb25df820da756e747005878521620"
 
 querystringify@^2.1.1:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.1.1.tgz#60e5a5fd64a7f8bfa4d2ab2ed6fdf4c85bad154e"
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"
 
 randomatic@^3.0.0:
   version "3.1.1"
@@ -7750,8 +7750,8 @@ url-parse-lax@^1.0.0:
     prepend-http "^1.0.1"
 
 url-parse@^1.1.8, url-parse@^1.4.3:
-  version "1.4.7"
-  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.4.7.tgz#a8a83535e8c00a316e403a5db4ac1b9b853ae278"
+  version "1.5.7"
+  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.5.7.tgz#00780f60dbdae90181f51ed85fb24109422c932a"
   dependencies:
     querystringify "^2.1.1"
     requires-port "^1.0.0"