diff --git a/.gitignore b/.gitignore
index 85de6e58..e1d17e70 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ coverage
 build
 docs
 .DS_Store
+dist
diff --git a/package-lock.json b/package-lock.json
index d01a359d..6968e4a3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -733,6 +733,12 @@
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       }
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+    "@types/detect-node": {
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+      "resolved": "https://registry.npmjs.org/@types/detect-node/-/detect-node-2.0.0.tgz",
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+      "dev": true
+    },
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@@ -896,6 +902,12 @@
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       "dev": true
     },
+    "@types/webpack-env": {
+      "version": "1.13.9",
+      "resolved": "https://registry.npmjs.org/@types/webpack-env/-/webpack-env-1.13.9.tgz",
+      "integrity": "sha512-p8zp5xqkly3g4cCmo2mKOHI9+Z/kObmDj0BmjbDDJQlgDTiEGTbm17MEwTAusV6XceCy+bNw9q/ZHXHyKo3zkg==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-12.0.12.tgz",
@@ -2080,6 +2092,30 @@
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+      "integrity": "sha1-TnPdCen7lxzDhnDF3O2cGJZIHMY=",
+      "dev": true,
+      "requires": {
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+        "is-plain-object": "^2.0.1",
+        "kind-of": "^3.0.2",
+        "lazy-cache": "^1.0.3",
+        "shallow-clone": "^0.1.2"
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+          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+          "dev": true,
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+          }
+        }
+      }
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@@ -2275,6 +2311,12 @@
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       "dev": true
     },
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+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.5.tgz",
+      "integrity": "sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -2386,6 +2428,16 @@
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       }
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+      "resolved": "https://registry.npmjs.org/cwd/-/cwd-0.10.0.tgz",
+      "integrity": "sha1-FyQAaUBXwioTsM8WFix+S3p/5Wc=",
+      "dev": true,
+      "requires": {
+        "find-pkg": "^0.1.2",
+        "fs-exists-sync": "^0.1.0"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/cyclist/-/cyclist-0.2.2.tgz",
@@ -2578,6 +2630,11 @@
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       "dev": true
     },
+    "detect-node": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/detect-node/-/detect-node-2.0.4.tgz",
+      "integrity": "sha512-ZIzRpLJrOj7jjP2miAtgqIfmzbxa4ZOr5jJc601zklsfEx9oTzmmj2nVpIPRpNlRTIh8lc1kyViIY7BWSGNmKw=="
+    },
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       "resolved": "https://registry.npmjs.org/diff/-/diff-3.5.0.tgz",
@@ -2978,6 +3035,12 @@
         "jest-regex-util": "^24.3.0"
       }
     },
+    "expect-puppeteer": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/expect-puppeteer/-/expect-puppeteer-4.1.1.tgz",
+      "integrity": "sha512-xNpu6uYJL9Qrrp4Z31MOpDWK68zAi+2qg5aMQlyOTVZNy7cAgBZiPvKCN0C1JmP3jgPZfcxhetVjZLaw/KcJOQ==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
@@ -3070,6 +3133,35 @@
         }
       }
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+    "extract-zip": {
+      "version": "1.6.7",
+      "resolved": "https://registry.npmjs.org/extract-zip/-/extract-zip-1.6.7.tgz",
+      "integrity": "sha1-qEC0uK9kAyZMjbV/Txp0Mz74H+k=",
+      "dev": true,
+      "requires": {
+        "concat-stream": "1.6.2",
+        "debug": "2.6.9",
+        "mkdirp": "0.5.1",
+        "yauzl": "2.4.1"
+      },
+      "dependencies": {
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+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
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+          }
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+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "dev": true
+        }
+      }
+    },
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
@@ -3115,6 +3207,15 @@
         "bser": "^2.0.0"
       }
     },
+    "fd-slicer": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/fd-slicer/-/fd-slicer-1.0.1.tgz",
+      "integrity": "sha1-i1vL2ewyfFBBv5qwI/1nUPEXfmU=",
+      "dev": true,
+      "requires": {
+        "pend": "~1.2.0"
+      }
+    },
     "figgy-pudding": {
       "version": "3.5.1",
       "resolved": "https://registry.npmjs.org/figgy-pudding/-/figgy-pudding-3.5.1.tgz",
@@ -3191,6 +3292,102 @@
         "pkg-dir": "^3.0.0"
       }
     },
+    "find-file-up": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npmjs.org/find-file-up/-/find-file-up-0.1.3.tgz",
+      "integrity": "sha1-z2gJG8+fMApA2kEbN9pczlovvqA=",
+      "dev": true,
+      "requires": {
+        "fs-exists-sync": "^0.1.0",
+        "resolve-dir": "^0.1.0"
+      },
+      "dependencies": {
+        "expand-tilde": {
+          "version": "1.2.2",
+          "resolved": "https://registry.npmjs.org/expand-tilde/-/expand-tilde-1.2.2.tgz",
+          "integrity": "sha1-C4HrqJflo9MdHD0QL48BRB5VlEk=",
+          "dev": true,
+          "requires": {
+            "os-homedir": "^1.0.1"
+          }
+        },
+        "global-modules": {
+          "version": "0.2.3",
+          "resolved": "https://registry.npmjs.org/global-modules/-/global-modules-0.2.3.tgz",
+          "integrity": "sha1-6lo77ULG1s6ZWk+KEmm12uIjgo0=",
+          "dev": true,
+          "requires": {
+            "global-prefix": "^0.1.4",
+            "is-windows": "^0.2.0"
+          }
+        },
+        "global-prefix": {
+          "version": "0.1.5",
+          "resolved": "https://registry.npmjs.org/global-prefix/-/global-prefix-0.1.5.tgz",
+          "integrity": "sha1-jTvGuNo8qBEqFg2NSW/wRiv+948=",
+          "dev": true,
+          "requires": {
+            "homedir-polyfill": "^1.0.0",
+            "ini": "^1.3.4",
+            "is-windows": "^0.2.0",
+            "which": "^1.2.12"
+          }
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+          "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-0.2.0.tgz",
+          "integrity": "sha1-3hqm1j6indJIc3tp8f+LgALSEIw=",
+          "dev": true
+        },
+        "resolve-dir": {
+          "version": "0.1.1",
+          "resolved": "https://registry.npmjs.org/resolve-dir/-/resolve-dir-0.1.1.tgz",
+          "integrity": "sha1-shklmlYC+sXFxJatiUpujMQwJh4=",
+          "dev": true,
+          "requires": {
+            "expand-tilde": "^1.2.2",
+            "global-modules": "^0.2.3"
+          }
+        }
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+      "resolved": "https://registry.npmjs.org/find-pkg/-/find-pkg-0.1.2.tgz",
+      "integrity": "sha1-G9wiwG42NlUy4qJIBGhUuXiNpVc=",
+      "dev": true,
+      "requires": {
+        "find-file-up": "^0.1.2"
+      }
+    },
+    "find-process": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/find-process/-/find-process-1.4.1.tgz",
+      "integrity": "sha512-RkYWDeukxEoDKUyocqMGKAYuwhSwq77zL99gCqhX9czWon3otdlzihJ0MSZ6YWNKHyvS/MN2YR4+RGYOuIEANg==",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.0.1",
+        "commander": "^2.11.0",
+        "debug": "^2.6.8"
+      },
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+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
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+          }
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+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "dev": true
+        }
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+    },
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@@ -3257,6 +3454,15 @@
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       "dev": true
     },
+    "for-own": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/for-own/-/for-own-0.1.5.tgz",
+      "integrity": "sha1-UmXGgaTylNq78XyVCbZ2OqhFEM4=",
+      "dev": true,
+      "requires": {
+        "for-in": "^1.0.1"
+      }
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@@ -3298,6 +3504,12 @@
         "readable-stream": "^2.0.0"
       }
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+    "fs-exists-sync": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/fs-exists-sync/-/fs-exists-sync-0.1.0.tgz",
+      "integrity": "sha1-mC1ok6+RjnLQjeyehnP/K1qNat0=",
+      "dev": true
+    },
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@@ -4097,6 +4309,23 @@
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       }
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+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
+      "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
+      "dev": true,
+      "requires": {
+        "ansi-regex": "^2.0.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "dev": true
+        }
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@@ -4178,6 +4407,12 @@
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+    "hoek": {
+      "version": "5.0.4",
+      "resolved": "https://registry.npmjs.org/hoek/-/hoek-5.0.4.tgz",
+      "integrity": "sha512-Alr4ZQgoMlnere5FZJsIyfIjORBqZll5POhDsF4q64dPuJR6rNxXdDxtHSQq8OXRurhmx+PWYEE8bXRROY8h0w==",
+      "dev": true
+    },
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@@ -4680,6 +4915,15 @@
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       "dev": true
     },
+    "isemail": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/isemail/-/isemail-3.2.0.tgz",
+      "integrity": "sha512-zKqkK+O+dGqevc93KNsbZ/TqTUFd46MwWjYOoMrjIMZ51eU7DtQG3Wmd9SQQT7i7RVnuTPEiYEWHU3MSbxC1Tg==",
+      "dev": true,
+      "requires": {
+        "punycode": "2.x.x"
+      }
+    },
     "isexe": {
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       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
@@ -4867,6 +5111,21 @@
         "realpath-native": "^1.1.0"
       }
     },
+    "jest-dev-server": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/jest-dev-server/-/jest-dev-server-4.1.1.tgz",
+      "integrity": "sha512-VB/myFWW1q271FUWWbuTy/tWFTw1bQ8Gs5U/5I0h6p8vNJSs+nBivOJQNiOrc745ijh1ND0WMs1rDSmCCnh5Cg==",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.4.2",
+        "cwd": "^0.10.0",
+        "find-process": "^1.4.1",
+        "prompts": "^2.0.4",
+        "spawnd": "^4.0.0",
+        "tree-kill": "^1.2.1",
+        "wait-on": "^3.2.0"
+      }
+    },
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       "version": "24.8.0",
       "resolved": "https://registry.npmjs.org/jest-diff/-/jest-diff-24.8.0.tgz",
@@ -4928,6 +5187,18 @@
         "jest-util": "^24.8.0"
       }
     },
+    "jest-environment-puppeteer": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/jest-environment-puppeteer/-/jest-environment-puppeteer-4.1.1.tgz",
+      "integrity": "sha512-H+Wqxq4w9mFb0sBRGcbFIU02T+0YZbf/HKfQhwHvbam4UQqq7/n3kRkF0iYYlf76Jmys/H8rThtdh+HHxFgA5Q==",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.4.2",
+        "cwd": "^0.10.0",
+        "jest-dev-server": "^4.1.1",
+        "merge-deep": "^3.0.2"
+      }
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       "resolved": "https://registry.npmjs.org/jest-get-type/-/jest-get-type-24.8.0.tgz",
@@ -5030,6 +5301,16 @@
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       "dev": true
     },
+    "jest-puppeteer": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/jest-puppeteer/-/jest-puppeteer-4.1.1.tgz",
+      "integrity": "sha512-nMZ8oUrmzp67UfPKXKmoEU1wLsZfPAhlOlLYHZSCb78eIkHmeP8tqSibhAMxH8BIQUHTsnAfel5z5AsGv2SzGQ==",
+      "dev": true,
+      "requires": {
+        "expect-puppeteer": "^4.1.1",
+        "jest-environment-puppeteer": "^4.1.1"
+      }
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       "resolved": "https://registry.npmjs.org/jest-regex-util/-/jest-regex-util-24.3.0.tgz",
@@ -5230,6 +5511,17 @@
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+    "joi": {
+      "version": "13.7.0",
+      "resolved": "https://registry.npmjs.org/joi/-/joi-13.7.0.tgz",
+      "integrity": "sha512-xuY5VkHfeOYK3Hdi91ulocfuFopwgbSORmIwzcwHKESQhC7w1kD5jaVSPnqDxS2I8t3RZ9omCKAxNwXN5zG1/Q==",
+      "dev": true,
+      "requires": {
+        "hoek": "5.x.x",
+        "isemail": "3.x.x",
+        "topo": "3.x.x"
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@@ -5371,6 +5663,12 @@
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       "dev": true
     },
+    "lazy-cache": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/lazy-cache/-/lazy-cache-1.0.4.tgz",
+      "integrity": "sha1-odePw6UEdMuAhF07O24dpJpEbo4=",
+      "dev": true
+    },
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@@ -5698,6 +5996,28 @@
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+    "merge-deep": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/merge-deep/-/merge-deep-3.0.2.tgz",
+      "integrity": "sha512-T7qC8kg4Zoti1cFd8Cr0M+qaZfOwjlPDEdZIIPPB2JZctjaPM4fX+i7HOId69tAti2fvO6X5ldfYUONDODsrkA==",
+      "dev": true,
+      "requires": {
+        "arr-union": "^3.1.0",
+        "clone-deep": "^0.2.4",
+        "kind-of": "^3.0.2"
+      },
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+        "kind-of": {
+          "version": "3.2.2",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
+          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
+          "dev": true,
+          "requires": {
+            "is-buffer": "^1.1.5"
+          }
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       "resolved": "https://registry.npmjs.org/merge-stream/-/merge-stream-1.0.1.tgz",
@@ -5847,6 +6167,24 @@
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+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/mixin-object/-/mixin-object-2.0.1.tgz",
+      "integrity": "sha1-T7lJRB2rGCVA8f4DW6YOGUel5X4=",
+      "dev": true,
+      "requires": {
+        "for-in": "^0.1.3",
+        "is-extendable": "^0.1.1"
+      },
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+          "version": "0.1.8",
+          "resolved": "https://registry.npmjs.org/for-in/-/for-in-0.1.8.tgz",
+          "integrity": "sha1-2Hc5COMSVhCZUrH9ubP6hn0ndeE=",
+          "dev": true
+        }
+      }
+    },
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@@ -9675,6 +10013,12 @@
       "integrity": "sha1-hUNzx/XCMVkU/Jv8a9gjj92h7Cc=",
       "dev": true
     },
+    "os-homedir": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
+      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
+      "dev": true
+    },
     "os-locale": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-3.1.0.tgz",
@@ -9914,6 +10258,12 @@
         "sha.js": "^2.4.8"
       }
     },
+    "pend": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz",
+      "integrity": "sha1-elfrVQpng/kRUzH89GY9XI4AelA=",
+      "dev": true
+    },
     "performance-now": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/performance-now/-/performance-now-2.1.0.tgz",
@@ -10093,6 +10443,12 @@
         "sisteransi": "^1.0.0"
       }
     },
+    "proxy-from-env": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.0.0.tgz",
+      "integrity": "sha1-M8UDmPcOp+uW0h97gXYwpVeRx+4=",
+      "dev": true
+    },
     "prr": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/prr/-/prr-1.0.1.tgz",
@@ -10157,6 +10513,33 @@
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
       "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
     },
+    "puppeteer": {
+      "version": "1.16.0",
+      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-1.16.0.tgz",
+      "integrity": "sha512-7hcmbUw+6INffSPBdnO8KSjJRg2bLRoI7EeZMf5MHdV5kpyYMeoMR5w8AIiZbKIhYGwrXlbgvO7gFTsXNHShuQ==",
+      "dev": true,
+      "requires": {
+        "debug": "^4.1.0",
+        "extract-zip": "^1.6.6",
+        "https-proxy-agent": "^2.2.1",
+        "mime": "^2.0.3",
+        "progress": "^2.0.1",
+        "proxy-from-env": "^1.0.0",
+        "rimraf": "^2.6.1",
+        "ws": "^6.1.0"
+      },
+      "dependencies": {
+        "ws": {
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
+          "integrity": "sha512-GIyAXC2cB7LjvpgMt9EKS2ldqr0MTrORaleiOno6TweZ6r3TKtoFQWay/2PceJ3RuBasOHzXNn5Lrw1X0bEjqA==",
+          "dev": true,
+          "requires": {
+            "async-limiter": "~1.0.0"
+          }
+        }
+      }
+    },
     "q": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/q/-/q-1.5.1.tgz",
@@ -10540,6 +10923,12 @@
         "aproba": "^1.1.1"
       }
     },
+    "rx": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/rx/-/rx-4.1.0.tgz",
+      "integrity": "sha1-pfE/957zt0D+MKqAP7CfmIBdR4I=",
+      "dev": true
+    },
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
@@ -10859,6 +11248,35 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "shallow-clone": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/shallow-clone/-/shallow-clone-0.1.2.tgz",
+      "integrity": "sha1-WQnodLp3EG1zrEFM/sH/yofZcGA=",
+      "dev": true,
+      "requires": {
+        "is-extendable": "^0.1.1",
+        "kind-of": "^2.0.1",
+        "lazy-cache": "^0.2.3",
+        "mixin-object": "^2.0.1"
+      },
+      "dependencies": {
+        "kind-of": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-2.0.1.tgz",
+          "integrity": "sha1-AY7HpM5+OobLkUG+UZ0kyPqpgbU=",
+          "dev": true,
+          "requires": {
+            "is-buffer": "^1.0.2"
+          }
+        },
+        "lazy-cache": {
+          "version": "0.2.7",
+          "resolved": "https://registry.npmjs.org/lazy-cache/-/lazy-cache-0.2.7.tgz",
+          "integrity": "sha1-f+3fLctu23fRHvHRF6tf/fCrG2U=",
+          "dev": true
+        }
+      }
+    },
     "shebang-command": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-1.2.0.tgz",
@@ -11106,6 +11524,18 @@
       "integrity": "sha1-Gv2Uc46ZmwNG17n8NzvlXgdXcCk=",
       "dev": true
     },
+    "spawnd": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/spawnd/-/spawnd-4.0.0.tgz",
+      "integrity": "sha512-ql3qhJnhAkvXpaqKBWOqou1rUTSQhFRaZkyOT+MTFB4xY3X+brgw6LTWV2wHuE9A6YPhrNe1cbg7S+jAYnbC0Q==",
+      "dev": true,
+      "requires": {
+        "exit": "^0.1.2",
+        "signal-exit": "^3.0.2",
+        "tree-kill": "^1.2.1",
+        "wait-port": "^0.2.2"
+      }
+    },
     "spdx-correct": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.0.tgz",
@@ -11700,6 +12130,23 @@
         "repeat-string": "^1.6.1"
       }
     },
+    "topo": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/topo/-/topo-3.0.3.tgz",
+      "integrity": "sha512-IgpPtvD4kjrJ7CRA3ov2FhWQADwv+Tdqbsf1ZnPUSAtCJ9e1Z44MmoSGDXGk4IppoZA7jd/QRkNddlLJWlUZsQ==",
+      "dev": true,
+      "requires": {
+        "hoek": "6.x.x"
+      },
+      "dependencies": {
+        "hoek": {
+          "version": "6.1.3",
+          "resolved": "https://registry.npmjs.org/hoek/-/hoek-6.1.3.tgz",
+          "integrity": "sha512-YXXAAhmF9zpQbC7LEcREFtXfGq5K1fmd+4PHkBq8NUqmzW3G+Dq10bI/i0KucLRwss3YYFQ0fSfoxBZYiGUqtQ==",
+          "dev": true
+        }
+      }
+    },
     "tough-cookie": {
       "version": "2.5.0",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
@@ -11725,6 +12172,12 @@
       "integrity": "sha1-y99WD9e5r2MlAv7UD5GMFX6pcTc=",
       "dev": true
     },
+    "tree-kill": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/tree-kill/-/tree-kill-1.2.1.tgz",
+      "integrity": "sha512-4hjqbObwlh2dLyW4tcz0Ymw0ggoaVDMveUB9w8kFSQScdRLo0gxO9J7WFcUBo+W3C1TLdFIEwNOWebgZZ0RH9Q==",
+      "dev": true
+    },
     "trim-newlines": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-2.0.0.tgz",
@@ -12177,6 +12630,87 @@
         "browser-process-hrtime": "^0.1.2"
       }
     },
+    "wait-on": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/wait-on/-/wait-on-3.2.0.tgz",
+      "integrity": "sha512-QUGNKlKLDyY6W/qHdxaRlXUAgLPe+3mLL/tRByHpRNcHs/c7dZXbu+OnJWGNux6tU1WFh/Z8aEwvbuzSAu79Zg==",
+      "dev": true,
+      "requires": {
+        "core-js": "^2.5.7",
+        "joi": "^13.0.0",
+        "minimist": "^1.2.0",
+        "request": "^2.88.0",
+        "rx": "^4.1.0"
+      }
+    },
+    "wait-port": {
+      "version": "0.2.2",
+      "resolved": "https://registry.npmjs.org/wait-port/-/wait-port-0.2.2.tgz",
+      "integrity": "sha1-1RpJHkhKF791qUfnEaLwErTm8uM=",
+      "dev": true,
+      "requires": {
+        "chalk": "^1.1.3",
+        "commander": "^2.9.0",
+        "debug": "^2.6.6"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+          "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+          "dev": true
+        },
+        "ansi-styles": {
+          "version": "2.2.1",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
+          "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
+          "dev": true
+        },
+        "chalk": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^2.2.1",
+            "escape-string-regexp": "^1.0.2",
+            "has-ansi": "^2.0.0",
+            "strip-ansi": "^3.0.0",
+            "supports-color": "^2.0.0"
+          }
+        },
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+          "dev": true
+        },
+        "strip-ansi": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+          "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^2.0.0"
+          }
+        },
+        "supports-color": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
+          "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
+          "dev": true
+        }
+      }
+    },
     "walker": {
       "version": "1.0.7",
       "resolved": "https://registry.npmjs.org/walker/-/walker-1.0.7.tgz",
@@ -12530,6 +13064,15 @@
           "dev": true
         }
       }
+    },
+    "yauzl": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.4.1.tgz",
+      "integrity": "sha1-lSj0QtqxsihOWLQ3m7GU4i4MQAU=",
+      "dev": true,
+      "requires": {
+        "fd-slicer": "~1.0.1"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index b6964922..9242ec98 100644
--- a/package.json
+++ b/package.json
@@ -8,10 +8,10 @@
     "build": "npm run build:code && npm run build:docs",
     "build:docs": "typedoc",
     "build:code": "tsc",
-    "build:web": "webpack",
     "test": "npm run test:lint && npm run test:unit",
     "test:lint": "tslint -c tslint.json 'src/**/*.ts' --fix",
     "test:unit": "jest --coverage",
+    "test:web": "npm run build:code && webpack && rm -rf dist",
     "watch:test": "jest --watch"
   },
   "files": [
@@ -31,6 +31,7 @@
   "dependencies": {
     "@open-rpc/meta-schema": "^1.3.1",
     "ajv": "^6.10.0",
+    "detect-node": "^2.0.4",
     "fs-extra": "^7.0.1",
     "is-url": "^1.2.4",
     "json-schema-ref-parser": "^6.0.3",
@@ -44,12 +45,14 @@
     "@semantic-release/github": "^5.2.10",
     "@semantic-release/release-notes-generator": "^7.1.4",
     "@types/ajv": "^1.0.0",
+    "@types/detect-node": "^2.0.0",
     "@types/fs-extra": "^7.0.0",
     "@types/is-url": "^1.2.28",
     "@types/jest": "^24.0.11",
     "@types/json-schema": "^7.0.3",
     "@types/lodash": "^4.14.123",
     "@types/node-fetch": "^2.1.6",
+    "@types/webpack-env": "^1.13.9",
     "jest": "^24.0.0",
     "json-schema": "^0.2.3",
     "semantic-release": "^15.13.12",
diff --git a/src/get-open-rpc-document.ts b/src/get-open-rpc-document.ts
index 7104215c..886d1df2 100644
--- a/src/get-open-rpc-document.ts
+++ b/src/get-open-rpc-document.ts
@@ -1,7 +1,21 @@
-import fetch from "node-fetch";
-import { readJson, pathExists } from "fs-extra";
 import { OpenRPC } from "@open-rpc/meta-schema";
 
+import fetch from "node-fetch";
+import isNode from "detect-node";
+
+if (isNode) {
+  (global as any).__non_webpack_require__ = require;
+}
+
+const notSupportedInBrowserHandler = () => { throw new Error("Using filesystem is not supported in browser."); };
+
+const { readJson, pathExists } = isNode ?
+  __non_webpack_require__("fs-extra") :
+  {
+    pathExists: notSupportedInBrowserHandler,
+    readJson: notSupportedInBrowserHandler,
+  };
+
 type TGetOpenRPCDocument = (schema: string) => Promise<OpenRPC>;
 
 const fetchUrlSchemaFile: TGetOpenRPCDocument = async (schema) => {