diff --git a/package-lock.json b/package-lock.json
index 9b179ea0..a2fcd4ee 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,12 +41,12 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.10.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
-      "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+      "version": "6.11.0",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.11.0.tgz",
+      "integrity": "sha512-nCprB/0syFYy9fVYU1ox1l2KN8S9I+tziH8D4zdZuLT3N6RMlGSGt5FSTpAiHB/Whv8Qs1cWHma1aMKZyaHRKA==",
       "dev": true,
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
@@ -73,6 +73,16 @@
         "color-convert": "^1.9.0"
       }
     },
+    "anymatch": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.1.tgz",
+      "integrity": "sha512-mM8522psRCqzV+6LhomX5wgp25YVibjh8Wj23I5RPkPppSVSjyKD2A2mBJmWGa+KN7f2D6LNh9jkBCeyLktzjg==",
+      "dev": true,
+      "requires": {
+        "normalize-path": "^3.0.0",
+        "picomatch": "^2.0.4"
+      }
+    },
     "argparse": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
@@ -82,12 +92,6 @@
         "sprintf-js": "~1.0.2"
       }
     },
-    "array-equal": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/array-equal/-/array-equal-1.0.0.tgz",
-      "integrity": "sha1-jCpe8kcv2ep0KwTHenUJO6J1fJM=",
-      "dev": true
-    },
     "asn1": {
       "version": "0.2.4",
       "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.4.tgz",
@@ -116,9 +120,9 @@
       "dev": true
     },
     "aws4": {
-      "version": "1.9.0",
-      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.0.tgz",
-      "integrity": "sha512-Uvq6hVe90D0B2WEnUqtdgY1bATGz3mw33nH9Y+dmA+w5DHvUmBgkr5rM/KCHpCsiFNRUfokW/szpPPgMK2hm4A==",
+      "version": "1.9.1",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.9.1.tgz",
+      "integrity": "sha512-wMHVg2EOHaMRxbzgFJ9gtjOOCrI80OHLG14rxi28XwOW8ux6IiEbRCGGGqCtdAIg4FQCbW20k9RsT4y3gJlFug==",
       "dev": true
     },
     "balanced-match": {
@@ -136,6 +140,12 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "binary-extensions": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.0.0.tgz",
+      "integrity": "sha512-Phlt0plgpIIBOGTT/ehfFnbNlfsDEiqmzE2KRXoX1bLIlir4X/MR+zSyBEkL05ffWgnRSf/DXv+WrUAVr93/ow==",
+      "dev": true
+    },
     "brace-expansion": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -146,6 +156,15 @@
         "concat-map": "0.0.1"
       }
     },
+    "braces": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
+      "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
+      "dev": true,
+      "requires": {
+        "fill-range": "^7.0.1"
+      }
+    },
     "browser-process-hrtime": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/browser-process-hrtime/-/browser-process-hrtime-0.1.3.tgz",
@@ -198,6 +217,22 @@
         }
       }
     },
+    "chokidar": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.3.0.tgz",
+      "integrity": "sha512-dGmKLDdT3Gdl7fBUe8XK+gAtGmzy5Fn0XkkWQuYxGIgWVPPse2CxFA5mtrlD0TOHaHjEUqkWNyP1XdHoJES/4A==",
+      "dev": true,
+      "requires": {
+        "anymatch": "~3.1.1",
+        "braces": "~3.0.2",
+        "fsevents": "~2.1.1",
+        "glob-parent": "~5.1.0",
+        "is-binary-path": "~2.1.0",
+        "is-glob": "~4.0.1",
+        "normalize-path": "~3.0.0",
+        "readdirp": "~3.2.0"
+      }
+    },
     "cliui": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
@@ -286,9 +321,9 @@
       "dev": true
     },
     "cssstyle": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-2.0.0.tgz",
-      "integrity": "sha512-QXSAu2WBsSRXCPjvI43Y40m6fMevvyRm8JVAuF9ksQz5jha4pWP1wpaK7Yu5oLFc6+XAY+hj8YhefyXcBB53gg==",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-2.2.0.tgz",
+      "integrity": "sha512-sEb3XFPx3jNnCAMtqrXPDeSgQr+jojtCeNf8cvMNMh1cG970+lljssvQDzPq6lmmJu2Vhqood/gtEomBiHOGnA==",
       "dev": true,
       "requires": {
         "cssom": "~0.3.6"
@@ -312,14 +347,14 @@
       }
     },
     "data-urls": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/data-urls/-/data-urls-1.1.0.tgz",
-      "integrity": "sha512-YTWYI9se1P55u58gL5GkQHW4P6VJBJ5iBT+B5a7i2Tjadhv52paJG0qHX4A0OR6/t52odI64KP2YvFpkDOi3eQ==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/data-urls/-/data-urls-2.0.0.tgz",
+      "integrity": "sha512-X5eWTSXO/BJmpdIKCRuKUgSCgAN0OwliVK3yPKbwIWU1Tdw5BRajxlzMidvh+gwko9AfQ9zIj52pzF91Q3YAvQ==",
       "dev": true,
       "requires": {
-        "abab": "^2.0.0",
-        "whatwg-mimetype": "^2.2.0",
-        "whatwg-url": "^7.0.0"
+        "abab": "^2.0.3",
+        "whatwg-mimetype": "^2.3.0",
+        "whatwg-url": "^8.0.0"
       }
     },
     "debug": {
@@ -337,6 +372,12 @@
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
       "dev": true
     },
+    "decimal.js": {
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.2.0.tgz",
+      "integrity": "sha512-vDPw+rDgn3bZe1+F/pyEwb1oMG2XTlRVgAa6B4KccTEpYgF8w6eQllVbQcfIJnZyvzFtFpxnpGtx8dd7DJp/Rw==",
+      "dev": true
+    },
     "deep-is": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz",
@@ -365,12 +406,12 @@
       "dev": true
     },
     "domexception": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/domexception/-/domexception-1.0.1.tgz",
-      "integrity": "sha512-raigMkn7CJNNo6Ihro1fzG7wr3fHuYVytzquZKX5n0yizGsTcYgzdIUwj1X9pK0VvjeihV+XiclP+DjwbsSKug==",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/domexception/-/domexception-2.0.1.tgz",
+      "integrity": "sha512-yxJ2mFy/sibVQlu5qHjOkf9J3K6zgmCxgJ94u2EdvDOV09H+32LtRswEcUsmUWN72pVLOEnTSRaIVVzVQgS0dg==",
       "dev": true,
       "requires": {
-        "webidl-conversions": "^4.0.2"
+        "webidl-conversions": "^5.0.0"
       }
     },
     "ecc-jsbn": {
@@ -390,22 +431,22 @@
       "dev": true
     },
     "es-abstract": {
-      "version": "1.17.0-next.1",
-      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.0-next.1.tgz",
-      "integrity": "sha512-7MmGr03N7Rnuid6+wyhD9sHNE2n4tFSwExnU2lQl3lIo2ShXWGePY80zYaoMOmILWv57H0amMjZGHNzzGG70Rw==",
+      "version": "1.17.4",
+      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.4.tgz",
+      "integrity": "sha512-Ae3um/gb8F0mui/jPL+QiqmglkUsaQf7FwBEHYIFkztkneosu9imhqHpBzQ3h1vit8t5iQ74t6PEVvphBZiuiQ==",
       "dev": true,
       "requires": {
         "es-to-primitive": "^1.2.1",
         "function-bind": "^1.1.1",
         "has": "^1.0.3",
         "has-symbols": "^1.0.1",
-        "is-callable": "^1.1.4",
-        "is-regex": "^1.0.4",
+        "is-callable": "^1.1.5",
+        "is-regex": "^1.0.5",
         "object-inspect": "^1.7.0",
         "object-keys": "^1.1.1",
         "object.assign": "^4.1.0",
-        "string.prototype.trimleft": "^2.1.0",
-        "string.prototype.trimright": "^2.1.0"
+        "string.prototype.trimleft": "^2.1.1",
+        "string.prototype.trimright": "^2.1.1"
       }
     },
     "es-to-primitive": {
@@ -426,12 +467,12 @@
       "dev": true
     },
     "escodegen": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/escodegen/-/escodegen-1.12.0.tgz",
-      "integrity": "sha512-TuA+EhsanGcme5T3R0L80u4t8CpbXQjegRmf7+FPTJrtCTErXFeelblRgHQa1FofEzqYYJmJ/OqjTwREp9qgmg==",
+      "version": "1.14.1",
+      "resolved": "https://registry.npmjs.org/escodegen/-/escodegen-1.14.1.tgz",
+      "integrity": "sha512-Bmt7NcRySdIfNPfU2ZoXDrrXsG9ZjvDxcAlMfDUgRBjLOWTuIACXPBFJH7Z+cLb40JeQco5toikyc9t9P8E9SQ==",
       "dev": true,
       "requires": {
-        "esprima": "^3.1.3",
+        "esprima": "^4.0.1",
         "estraverse": "^4.2.0",
         "esutils": "^2.0.2",
         "optionator": "^0.8.1",
@@ -439,9 +480,9 @@
       }
     },
     "esprima": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/esprima/-/esprima-3.1.3.tgz",
-      "integrity": "sha1-/cpRzuYTOJXjyI1TXOSdv/YqRjM=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
       "dev": true
     },
     "estraverse": {
@@ -469,9 +510,9 @@
       "dev": true
     },
     "fast-deep-equal": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-      "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk=",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.1.tgz",
+      "integrity": "sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA==",
       "dev": true
     },
     "fast-json-stable-stringify": {
@@ -486,6 +527,15 @@
       "integrity": "sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=",
       "dev": true
     },
+    "fill-range": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
+      "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+      "dev": true,
+      "requires": {
+        "to-regex-range": "^5.0.1"
+      }
+    },
     "find-up": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
@@ -527,6 +577,13 @@
       "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
       "dev": true
     },
+    "fsevents": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.1.2.tgz",
+      "integrity": "sha512-R4wDiBwZ0KzpgOWetKDug1FZcYhqYnUYKtfZYt4mD5SBz76q0KR4Q9o7GIPamsVPGmW3EYPPJ0dOOjvx32ldZA==",
+      "dev": true,
+      "optional": true
+    },
     "function-bind": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
@@ -562,6 +619,15 @@
         "path-is-absolute": "^1.0.0"
       }
     },
+    "glob-parent": {
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.0.tgz",
+      "integrity": "sha512-qjtRgnIVmOfnKUE3NJAQEdk+lKrxfw8t5ke7SXtfMTHcjsBfOfWXCQfdb30zfDoZQ2IRSIiidmjtbHZPZ++Ihw==",
+      "dev": true,
+      "requires": {
+        "is-glob": "^4.0.1"
+      }
+    },
     "growl": {
       "version": "1.10.5",
       "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.5.tgz",
@@ -612,12 +678,12 @@
       "dev": true
     },
     "html-encoding-sniffer": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/html-encoding-sniffer/-/html-encoding-sniffer-1.0.2.tgz",
-      "integrity": "sha512-71lZziiDnsuabfdYiUeWdCVyKuqwWi23L8YeIgV9jSSZHCtb6wB1BKWooH7L3tn4/FuZJMVWyNaIDr4RGmaSYw==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/html-encoding-sniffer/-/html-encoding-sniffer-2.0.0.tgz",
+      "integrity": "sha512-Y9prnPKkM7FXxQevZ5UH8Z6aVTY0ede1tHquck5UxGmKWDshxXh95gSa2xXYjS8AsGO5iOvrCI5+GttRKnLdNA==",
       "dev": true,
       "requires": {
-        "whatwg-encoding": "^1.0.1"
+        "whatwg-encoding": "^1.0.5"
       }
     },
     "http-signature": {
@@ -662,6 +728,15 @@
       "integrity": "sha1-+ni/XS5pE8kRzp+BnuUUa7bYROk=",
       "dev": true
     },
+    "is-binary-path": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-binary-path/-/is-binary-path-2.1.0.tgz",
+      "integrity": "sha512-ZMERYes6pDydyuGidse7OsHxtbI7WVeUEozgR/g7rd0xUimYNlvZRE/K2MgZTjWy725IfelLeVcEM97mmtRGXw==",
+      "dev": true,
+      "requires": {
+        "binary-extensions": "^2.0.0"
+      }
+    },
     "is-buffer": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-2.0.4.tgz",
@@ -669,15 +744,21 @@
       "dev": true
     },
     "is-callable": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.4.tgz",
-      "integrity": "sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
+      "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q==",
       "dev": true
     },
     "is-date-object": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.1.tgz",
-      "integrity": "sha1-mqIOtq7rv/d/vTPnTKAbM1gdOhY=",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.2.tgz",
+      "integrity": "sha512-USlDT524woQ08aoZFzh3/Z6ch9Y/EWXEHQ/AaRN0SkKq4t2Jw2R2339tSXmwuVoY7LLlBCbOIlx2myP/L5zk0g==",
+      "dev": true
+    },
+    "is-extglob": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
+      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
       "dev": true
     },
     "is-fullwidth-code-point": {
@@ -686,6 +767,21 @@
       "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
       "dev": true
     },
+    "is-glob": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.1.tgz",
+      "integrity": "sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==",
+      "dev": true,
+      "requires": {
+        "is-extglob": "^2.1.1"
+      }
+    },
+    "is-number": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
+      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+      "dev": true
+    },
     "is-regex": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
@@ -730,14 +826,6 @@
       "requires": {
         "argparse": "^1.0.7",
         "esprima": "^4.0.0"
-      },
-      "dependencies": {
-        "esprima": {
-          "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
-          "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
-          "dev": true
-        }
       }
     },
     "jsbn": {
@@ -747,36 +835,35 @@
       "dev": true
     },
     "jsdom": {
-      "version": "15.2.1",
-      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-15.2.1.tgz",
-      "integrity": "sha512-fAl1W0/7T2G5vURSyxBzrJ1LSdQn6Tr5UX/xD4PXDx/PDgwygedfW6El/KIj3xJ7FU61TTYnc/l/B7P49Eqt6g==",
+      "version": "16.1.0",
+      "resolved": "https://registry.npmjs.org/jsdom/-/jsdom-16.1.0.tgz",
+      "integrity": "sha512-kpIcNAuZYc/L17WADOOHslz/q5+3SipP/iRb3j6zd1zQ6pFJubLi/VCdD3NqBpj/IKKK4YXny1vv44rbEUSGFg==",
       "dev": true,
       "requires": {
-        "abab": "^2.0.0",
+        "abab": "^2.0.3",
         "acorn": "^7.1.0",
         "acorn-globals": "^4.3.2",
-        "array-equal": "^1.0.0",
-        "cssom": "^0.4.1",
-        "cssstyle": "^2.0.0",
-        "data-urls": "^1.1.0",
-        "domexception": "^1.0.1",
-        "escodegen": "^1.11.1",
-        "html-encoding-sniffer": "^1.0.2",
+        "cssom": "^0.4.4",
+        "cssstyle": "^2.1.0",
+        "data-urls": "^2.0.0",
+        "decimal.js": "^10.2.0",
+        "domexception": "^2.0.1",
+        "escodegen": "^1.12.1",
+        "html-encoding-sniffer": "^2.0.0",
         "nwsapi": "^2.2.0",
-        "parse5": "5.1.0",
-        "pn": "^1.1.0",
+        "parse5": "5.1.1",
         "request": "^2.88.0",
-        "request-promise-native": "^1.0.7",
-        "saxes": "^3.1.9",
+        "request-promise-native": "^1.0.8",
+        "saxes": "^4.0.2",
         "symbol-tree": "^3.2.2",
         "tough-cookie": "^3.0.1",
         "w3c-hr-time": "^1.0.1",
-        "w3c-xmlserializer": "^1.1.2",
-        "webidl-conversions": "^4.0.2",
+        "w3c-xmlserializer": "^2.0.0",
+        "webidl-conversions": "^5.0.0",
         "whatwg-encoding": "^1.0.5",
         "whatwg-mimetype": "^2.3.0",
-        "whatwg-url": "^7.0.0",
-        "ws": "^7.0.0",
+        "whatwg-url": "^8.0.0",
+        "ws": "^7.2.1",
         "xml-name-validator": "^3.0.0"
       }
     },
@@ -852,18 +939,18 @@
       }
     },
     "mime-db": {
-      "version": "1.42.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.42.0.tgz",
-      "integrity": "sha512-UbfJCR4UAVRNgMpfImz05smAXK7+c+ZntjaA26ANtkXLlOe947Aag5zdIcKQULAiF9Cq4WxBi9jUs5zkA84bYQ==",
+      "version": "1.43.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.43.0.tgz",
+      "integrity": "sha512-+5dsGEEovYbT8UY9yD7eE4XTc4UwJ1jBYlgaQQF38ENsKR3wj/8q8RFZrF9WIZpB2V1ArTVFUva8sAul1NzRzQ==",
       "dev": true
     },
     "mime-types": {
-      "version": "2.1.25",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.25.tgz",
-      "integrity": "sha512-5KhStqB5xpTAeGqKBAMgwaYMnQik7teQN4IAzC7npDv6kzeU6prfkR67bc87J1kWMPGkoaZSq1npmexMgkmEVg==",
+      "version": "2.1.26",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.26.tgz",
+      "integrity": "sha512-01paPWYgLrkqAyrlDorC1uDwl2p3qZT7yl806vW7DvDoxwXi46jsjFbg+WdwotBIk6/MbEhO/dh5aZ5sNj/dWQ==",
       "dev": true,
       "requires": {
-        "mime-db": "1.42.0"
+        "mime-db": "1.43.0"
       }
     },
     "minimatch": {
@@ -891,13 +978,14 @@
       }
     },
     "mocha": {
-      "version": "6.2.2",
-      "resolved": "https://registry.npmjs.org/mocha/-/mocha-6.2.2.tgz",
-      "integrity": "sha512-FgDS9Re79yU1xz5d+C4rv1G7QagNGHZ+iXF81hO8zY35YZZcLEsJVfFolfsqKFWunATEvNzMK0r/CwWd/szO9A==",
+      "version": "7.0.1",
+      "resolved": "https://registry.npmjs.org/mocha/-/mocha-7.0.1.tgz",
+      "integrity": "sha512-9eWmWTdHLXh72rGrdZjNbG3aa1/3NRPpul1z0D979QpEnFdCG0Q5tv834N+94QEN2cysfV72YocQ3fn87s70fg==",
       "dev": true,
       "requires": {
         "ansi-colors": "3.2.3",
         "browser-stdout": "1.3.1",
+        "chokidar": "3.3.0",
         "debug": "3.2.6",
         "diff": "3.5.0",
         "escape-string-regexp": "1.0.5",
@@ -910,7 +998,7 @@
         "minimatch": "3.0.4",
         "mkdirp": "0.5.1",
         "ms": "2.1.1",
-        "node-environment-flags": "1.0.5",
+        "node-environment-flags": "1.0.6",
         "object.assign": "4.1.0",
         "strip-json-comments": "2.0.1",
         "supports-color": "6.0.0",
@@ -938,9 +1026,9 @@
       }
     },
     "monaco-editor-core": {
-      "version": "0.19.0",
-      "resolved": "https://registry.npmjs.org/monaco-editor-core/-/monaco-editor-core-0.19.0.tgz",
-      "integrity": "sha512-wD60zpYDhsuJbzzLQigAteK2cA5fkuaDn+4c7NLwm/526OX5eL6MMvLhfvRgrDvLO00SYhFf6vz1y1C8M1hTpQ==",
+      "version": "0.20.0",
+      "resolved": "https://registry.npmjs.org/monaco-editor-core/-/monaco-editor-core-0.20.0.tgz",
+      "integrity": "sha512-4mdmfEejTvRZzrEIn70jqqNl3g15vnkRdTkJ8uMK4jiljntlwhiSc5vknZOLt1QM8za16C3tDrSl2mTL9ma2Sg==",
       "dev": true
     },
     "monaco-plugin-helpers": {
@@ -967,15 +1055,21 @@
       "dev": true
     },
     "node-environment-flags": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/node-environment-flags/-/node-environment-flags-1.0.5.tgz",
-      "integrity": "sha512-VNYPRfGfmZLx0Ye20jWzHUjyTW/c+6Wq+iLhDzUI4XmhrDd9l/FozXV3F2xOaXjvp0co0+v1YSR3CMP6g+VvLQ==",
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/node-environment-flags/-/node-environment-flags-1.0.6.tgz",
+      "integrity": "sha512-5Evy2epuL+6TM0lCQGpFIj6KwiEsGh1SrHUhTbNX+sLbBtjidPZFAnVK9y5yU1+h//RitLbRHTIMyxQPtxMdHw==",
       "dev": true,
       "requires": {
         "object.getownpropertydescriptors": "^2.0.3",
         "semver": "^5.7.0"
       }
     },
+    "normalize-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
+      "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+      "dev": true
+    },
     "nwsapi": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/nwsapi/-/nwsapi-2.2.0.tgz",
@@ -1046,9 +1140,9 @@
       }
     },
     "p-limit": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.1.tgz",
-      "integrity": "sha512-85Tk+90UCVWvbDavCLKPOLC9vvY8OwEX/RtKF+/1OADJMVlFfEHOiMTPVyxg7mk/dKa+ipdHm0OUkTvCpMTuwg==",
+      "version": "2.2.2",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.2.tgz",
+      "integrity": "sha512-WGR+xHecKTr7EbUEhyLSh5Dube9JtdiG78ufaeLxTgpudf/20KqyMioIUZJAezlTIi6evxuoUs9YXc11cU+yzQ==",
       "dev": true,
       "requires": {
         "p-try": "^2.0.0"
@@ -1070,9 +1164,9 @@
       "dev": true
     },
     "parse5": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/parse5/-/parse5-5.1.0.tgz",
-      "integrity": "sha512-fxNG2sQjHvlVAYmzBZS9YlDp6PTSSDwa98vkD4QgVDDCAo84z5X1t5XyJQ62ImdLXx5NdIIfihey6xpum9/gRQ==",
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/parse5/-/parse5-5.1.1.tgz",
+      "integrity": "sha512-ugq4DFI0Ptb+WWjAdOK16+u/nHfiIrcE+sh8kZMaM0WllQKLI9rOUq6c2b7cwPkXdzfQESqvoqK6ug7U/Yyzug==",
       "dev": true
     },
     "path-exists": {
@@ -1093,10 +1187,10 @@
       "integrity": "sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=",
       "dev": true
     },
-    "pn": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/pn/-/pn-1.1.0.tgz",
-      "integrity": "sha512-2qHaIQr2VLRFoxe2nASzsV6ef4yOOH+Fi9FBOVH6cqeSgUnoyySPZkxzLuzd+RYOQTRpROA0ztTMqxROKSb/nA==",
+    "picomatch": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.2.1.tgz",
+      "integrity": "sha512-ISBaA8xQNmwELC7eOjqFKMESB2VIqt4PPDD0nsS95b/9dZXvVKOlz9keMSnoGGKcOHXfTvDD6WMaRoSc9UuhRA==",
       "dev": true
     },
     "prelude-ls": {
@@ -1106,9 +1200,9 @@
       "dev": true
     },
     "psl": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/psl/-/psl-1.6.0.tgz",
-      "integrity": "sha512-SYKKmVel98NCOYXpkwUqZqh0ahZeeKfmisiLIcEZdsb+WbLv02g/dI5BUmZnIyOe7RzZtLax81nnb2HbvC2tzA==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/psl/-/psl-1.7.0.tgz",
+      "integrity": "sha512-5NsSEDv8zY70ScRnOTn7bK7eanl2MvFrOrS/R6x+dBt5g1ghnj9Zv90kO8GwT8gxcu2ANyFprnFYB85IogIJOQ==",
       "dev": true
     },
     "punycode": {
@@ -1123,6 +1217,15 @@
       "integrity": "sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==",
       "dev": true
     },
+    "readdirp": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.2.0.tgz",
+      "integrity": "sha512-crk4Qu3pmXwgxdSgGhgA/eXiJAPQiX4GMOZZMXnqKxHX7TaoL+3gQVo/WeuAiogr07DpnfjIMpXXa+PAIvwPGQ==",
+      "dev": true,
+      "requires": {
+        "picomatch": "^2.0.4"
+      }
+    },
     "request": {
       "version": "2.88.0",
       "resolved": "https://registry.npmjs.org/request/-/request-2.88.0.tgz",
@@ -1232,12 +1335,12 @@
       "dev": true
     },
     "saxes": {
-      "version": "3.1.11",
-      "resolved": "https://registry.npmjs.org/saxes/-/saxes-3.1.11.tgz",
-      "integrity": "sha512-Ydydq3zC+WYDJK1+gRxRapLIED9PWeSuuS41wqyoRmzvhhh9nc+QQrVMKJYzJFULazeGhzSV0QleN2wD3boh2g==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/saxes/-/saxes-4.0.2.tgz",
+      "integrity": "sha512-EZOTeQ4bgkOaGCDaTKux+LaRNcLNbdbvMH7R3/yjEEULPEmqvkFbFub6DJhJTub2iGMT93CfpZ5LTdKZmAbVeQ==",
       "dev": true,
       "requires": {
-        "xmlchars": "^2.1.1"
+        "xmlchars": "^2.2.0"
       }
     },
     "semver": {
@@ -1308,9 +1411,9 @@
       }
     },
     "string.prototype.trimleft": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.0.tgz",
-      "integrity": "sha512-FJ6b7EgdKxxbDxc79cOlok6Afd++TTs5szo+zJTUyow3ycrRfJVE2pq3vcN53XexvKZu/DJMDfeI/qMiZTrjTw==",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.1.tgz",
+      "integrity": "sha512-iu2AGd3PuP5Rp7x2kEZCrB2Nf41ehzh+goo8TV7z8/XDBbsvc6HQIlUl9RjkZ4oyrW1XM5UwlGl1oVEaDjg6Ag==",
       "dev": true,
       "requires": {
         "define-properties": "^1.1.3",
@@ -1318,9 +1421,9 @@
       }
     },
     "string.prototype.trimright": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.0.tgz",
-      "integrity": "sha512-fXZTSV55dNBwv16uw+hh5jkghxSnc5oHq+5K/gXgizHwAvMetdAJlHqqoFC1FSDVPYWLkAKl2cxpUT41sV7nSg==",
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/string.prototype.trimright/-/string.prototype.trimright-2.1.1.tgz",
+      "integrity": "sha512-qFvWL3/+QIgZXVmJBfpHmxLB7xsUXz6HsUmP8+5dRaC3Q7oKUv9Vo6aMCRZC1smrtyECFsIT30PqBJ1gTjAs+g==",
       "dev": true,
       "requires": {
         "define-properties": "^1.1.3",
@@ -1358,9 +1461,9 @@
       "dev": true
     },
     "terser": {
-      "version": "4.4.3",
-      "resolved": "https://registry.npmjs.org/terser/-/terser-4.4.3.tgz",
-      "integrity": "sha512-0ikKraVtRDKGzHrzkCv5rUNDzqlhmhowOBqC0XqUHFpW+vJ45+20/IFBcebwKfiS2Z9fJin6Eo+F1zLZsxi8RA==",
+      "version": "4.6.3",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.6.3.tgz",
+      "integrity": "sha512-Lw+ieAXmY69d09IIc/yqeBqXpEQIpDGZqT34ui1QWXIUpR2RjbqEkT8X7Lgex19hslSqcWM5iMN2kM11eMsESQ==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",
@@ -1368,6 +1471,15 @@
         "source-map-support": "~0.5.12"
       }
     },
+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "dev": true,
+      "requires": {
+        "is-number": "^7.0.0"
+      }
+    },
     "tough-cookie": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-3.0.1.tgz",
@@ -1380,12 +1492,12 @@
       }
     },
     "tr46": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/tr46/-/tr46-1.0.1.tgz",
-      "integrity": "sha1-qLE/1r/SSJUZZ0zN5VujaTtwbQk=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-2.0.0.tgz",
+      "integrity": "sha512-LrErSqfhdUw73AC/eXV2fEmNkvgSYxfm5lvxnLvuVgoVDknvD28Pa5FeDGc8RuVouDxUD3GnHHFv7xnBp7As5w==",
       "dev": true,
       "requires": {
-        "punycode": "^2.1.0"
+        "punycode": "^2.1.1"
       }
     },
     "tunnel-agent": {
@@ -1413,9 +1525,9 @@
       }
     },
     "typescript": {
-      "version": "3.7.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.3.tgz",
-      "integrity": "sha512-Mcr/Qk7hXqFBXMN7p7Lusj1ktCBydylfQM/FZCk5glCNQJrCUKPkMHdo9R0MTFWsC/4kPFvDS0fDPvukfCkFsw==",
+      "version": "3.7.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.5.tgz",
+      "integrity": "sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==",
       "dev": true
     },
     "uri-js": {
@@ -1428,9 +1540,9 @@
       }
     },
     "uuid": {
-      "version": "3.3.3",
-      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.3.3.tgz",
-      "integrity": "sha512-pW0No1RGHgzlpHJO1nsVrHKpOEIxkGg1xB+v0ZmdNH5OAeAwzAVrCnI2/6Mtx+Uys6iaylxa+D3g4j63IKKjSQ==",
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-3.4.0.tgz",
+      "integrity": "sha512-HjSDRw6gZE5JMggctHBcjVak08+KEVhSIiDzFnT9S9aegmp85S/bReBVTb4QTFaRNptJ9kuYaNhnbNEOkbKb/A==",
       "dev": true
     },
     "verror": {
@@ -1454,20 +1566,18 @@
       }
     },
     "w3c-xmlserializer": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/w3c-xmlserializer/-/w3c-xmlserializer-1.1.2.tgz",
-      "integrity": "sha512-p10l/ayESzrBMYWRID6xbuCKh2Fp77+sA0doRuGn4tTIMrrZVeqfpKjXHY+oDh3K4nLdPgNwMTVP6Vp4pvqbNg==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/w3c-xmlserializer/-/w3c-xmlserializer-2.0.0.tgz",
+      "integrity": "sha512-4tzD0mF8iSiMiNs30BiLO3EpfGLZUT2MSX/G+o7ZywDzliWQ3OPtTZ0PTC3B3ca1UAf4cJMHB+2Bf56EriJuRA==",
       "dev": true,
       "requires": {
-        "domexception": "^1.0.1",
-        "webidl-conversions": "^4.0.2",
         "xml-name-validator": "^3.0.0"
       }
     },
     "webidl-conversions": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-4.0.2.tgz",
-      "integrity": "sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-5.0.0.tgz",
+      "integrity": "sha512-VlZwKPCkYKxQgeSbH5EyngOmRp7Ww7I9rQLERETtf5ofd9pGeswWiOtogpEO850jziPRarreGxn5QIiTqpb2wA==",
       "dev": true
     },
     "whatwg-encoding": {
@@ -1486,14 +1596,14 @@
       "dev": true
     },
     "whatwg-url": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-7.1.0.tgz",
-      "integrity": "sha512-WUu7Rg1DroM7oQvGWfOiAK21n74Gg+T4elXEQYkOhtyLeWiJFoOGLXPKI/9gzIie9CtwVLm8wtw6YJdKyxSjeg==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-8.0.0.tgz",
+      "integrity": "sha512-41ou2Dugpij8/LPO5Pq64K5q++MnRCBpEHvQr26/mArEKTkCV5aoXIqyhuYtE0pkqScXwhf2JP57rkRTYM29lQ==",
       "dev": true,
       "requires": {
         "lodash.sortby": "^4.7.0",
-        "tr46": "^1.0.1",
-        "webidl-conversions": "^4.0.2"
+        "tr46": "^2.0.0",
+        "webidl-conversions": "^5.0.0"
       }
     },
     "which": {
diff --git a/package.json b/package.json
index 20b5bd3c..6f764493 100644
--- a/package.json
+++ b/package.json
@@ -19,12 +19,12 @@
   },
   "devDependencies": {
     "glob": "^7.1.6",
-    "jsdom": "^15.2.1",
-    "mocha": "^6.2.2",
-    "monaco-editor-core": "0.19.0",
+    "jsdom": "^16.1.0",
+    "mocha": "^7.0.1",
+    "monaco-editor-core": "0.20.0",
     "monaco-plugin-helpers": "^1.0.2",
     "requirejs": "^2.3.6",
-    "terser": "^4.4.3",
-    "typescript": "3.7.3"
+    "terser": "^4.6.3",
+    "typescript": "3.7.5"
   }
 }