Update dependencies. (#443)

2 files changed, 298 insertions, 385 deletions

diff --git a/package-lock.json b/package-lock.json
index 38775fd..a0b9fa8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,12 +14,12 @@
       }
     },
     "@babel/generator": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.4.4.tgz",
-      "integrity": "sha512-53UOLK6TVNqKxf7RUh8NE851EHRxOOeVXKbK2bivdb+iziMyk03Sr4eaE9OELCbyZAAafAKPDwF2TPUES5QbxQ==",
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.5.0.tgz",
+      "integrity": "sha512-1TTVrt7J9rcG5PMjvO7VEG3FrEoEJNHxumRq66GemPmzboLWtIjjcJgk8rokuAS7IiRSpgVSu5Vb9lc99iJkOA==",
       "dev": true,
       "requires": {
-        "@babel/types": "^7.4.4",
+        "@babel/types": "^7.5.0",
         "jsesc": "^2.5.1",
         "lodash": "^4.17.11",
         "source-map": "^0.5.0",
@@ -56,9 +56,9 @@
       }
     },
     "@babel/highlight": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.0.0.tgz",
-      "integrity": "sha512-UFMC4ZeFC48Tpvj7C8UgLvtkaUuovQX+5xNWrsIoMG8o2z+XFKjKaN9iVmS84dPwVN00W4wPmqvYoZF3EGAsfw==",
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.5.0.tgz",
+      "integrity": "sha512-7dV4eu9gBxoM0dAnj/BCFDW9LFU0zvTrkq0ugM7pnHEgguOEeOz1so2ZghEdzviYzQEED0r4EAgpsBChKy1TRQ==",
       "dev": true,
       "requires": {
         "chalk": "^2.0.0",
@@ -67,9 +67,9 @@
       }
     },
     "@babel/parser": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.4.4.tgz",
-      "integrity": "sha512-5pCS4mOsL+ANsFZGdvNLybx4wtqAZJ0MJjMHxvzI3bvIsz6sQvzW8XX92EYIkiPtIvcfG3Aj+Ir5VNyjnZhP7w==",
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.5.0.tgz",
+      "integrity": "sha512-I5nW8AhGpOXGCCNYGc+p7ExQIBxRFnS2fd/d862bNOKvmoEPjYPcfIjsfdy0ujagYOIYPczKgD9l3FsgTkAzKA==",
       "dev": true
     },
     "@babel/template": {
@@ -84,26 +84,26 @@
       }
     },
     "@babel/traverse": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.4.4.tgz",
-      "integrity": "sha512-Gw6qqkw/e6AGzlyj9KnkabJX7VcubqPtkUQVAwkc0wUMldr3A/hezNB3Rc5eIvId95iSGkGIOe5hh1kMKf951A==",
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.5.0.tgz",
+      "integrity": "sha512-SnA9aLbyOCcnnbQEGwdfBggnc142h/rbqqsXcaATj2hZcegCl903pUD/lfpsNBlBSuWow/YDfRyJuWi2EPR5cg==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
-        "@babel/generator": "^7.4.4",
+        "@babel/generator": "^7.5.0",
         "@babel/helper-function-name": "^7.1.0",
         "@babel/helper-split-export-declaration": "^7.4.4",
-        "@babel/parser": "^7.4.4",
-        "@babel/types": "^7.4.4",
+        "@babel/parser": "^7.5.0",
+        "@babel/types": "^7.5.0",
         "debug": "^4.1.0",
         "globals": "^11.1.0",
         "lodash": "^4.17.11"
       }
     },
     "@babel/types": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.4.4.tgz",
-      "integrity": "sha512-dOllgYdnEFOebhkKCjzSVFqw/PmmB8pH6RGOWkY4GsboQNd47b1fBThBSwlHAq9alF9vc1M3+6oqR47R50L0tQ==",
+      "version": "7.5.0",
+      "resolved": "https://registry.npmjs.org/@babel/types/-/types-7.5.0.tgz",
+      "integrity": "sha512-UFpDVqRABKsW01bvw7/wSUe56uy6RXM5+VJibVVAybDGxEW25jdwiFJEf7ASvSaC7sN7rbE/l3cLp2izav+CtQ==",
       "dev": true,
       "requires": {
         "esutils": "^2.0.2",
@@ -131,9 +131,9 @@
       }
     },
     "@sinonjs/samsam": {
-      "version": "3.3.1",
-      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-3.3.1.tgz",
-      "integrity": "sha512-wRSfmyd81swH0hA1bxJZJ57xr22kC07a1N4zuIL47yTS04bDk6AoCkczcqHEjcRPmJ+FruGJ9WBQiJwMtIElFw==",
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-3.3.2.tgz",
+      "integrity": "sha512-ILO/rR8LfAb60Y1Yfp9vxfYAASK43NFC2mLzpvLUbCQY/Qu8YwReboseu8aheCEkyElZF2L2T9mHcR2bgdvZyA==",
       "dev": true,
       "requires": {
         "@sinonjs/commons": "^1.0.2",
@@ -167,9 +167,9 @@
       }
     },
     "acorn": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.1.tgz",
-      "integrity": "sha512-jPTiwtOxaHNaAPg/dmrJ/beuzLRnXtB0kQPQ8JpotKJgTB6rX6c8mlf315941pyjBSaPg8NHXS9fhP4u17DpGA==",
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.2.0.tgz",
+      "integrity": "sha512-8oe72N3WPMjA+2zVG71Ia0nXZ8DpQH+QyyHO+p06jT8eg8FGG3FbcUIi8KziHlAfheJQZeoqbvq1mQSQHXKYLw==",
       "dev": true
     },
     "acorn-dynamic-import": {
@@ -185,27 +185,27 @@
       "dev": true
     },
     "acorn-node": {
-      "version": "1.6.2",
-      "resolved": "https://registry.npmjs.org/acorn-node/-/acorn-node-1.6.2.tgz",
-      "integrity": "sha512-rIhNEZuNI8ibQcL7ANm/mGyPukIaZsRNX9psFNQURyJW0nu6k8wjSDld20z6v2mDBWqX13pIEnk9gGZJHIlEXg==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/acorn-node/-/acorn-node-1.7.0.tgz",
+      "integrity": "sha512-XhahLSsCB6X6CJbe+uNu3Mn9sJBNFxtBN9NLgAOQovfS6Kh0lDUtmlclhjn9CvEK7A7YyRU13PXlNcpSiLI9Yw==",
       "dev": true,
       "requires": {
-        "acorn": "^6.0.2",
+        "acorn": "^6.1.1",
         "acorn-dynamic-import": "^4.0.0",
-        "acorn-walk": "^6.1.0",
+        "acorn-walk": "^6.1.1",
         "xtend": "^4.0.1"
       }
     },
     "acorn-walk": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.1.1.tgz",
-      "integrity": "sha512-OtUw6JUTgxA2QoqqmrmQ7F2NYqiBPi/L2jqHyFtllhOUvXYQXf0Z1CYUinIfyT4bTCGmrA7gX9FvHA81uzCoVw==",
+      "version": "6.2.0",
+      "resolved": "https://registry.npmjs.org/acorn-walk/-/acorn-walk-6.2.0.tgz",
+      "integrity": "sha512-7evsyfH1cLOCdAzZAd43Cic04yKydNx0cF+7tiA19p1XnLLPU4dpCQOqpjqwokFe//vS0QqfqqjCS2JkiIs0cA==",
       "dev": true
     },
     "ajv": {
-      "version": "6.10.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.0.tgz",
-      "integrity": "sha512-nffhOpkymDECQyR0mnsUtoCE8RlX38G0rYP+wgLWFyZuUyuuojSSvi/+euOiQBIn63whYwYVIIH1TvE3tu4OEg==",
+      "version": "6.10.1",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.1.tgz",
+      "integrity": "sha512-w1YQaVGNC6t2UCPjEawK/vo/dG8OOrVtUmhBT1uJJYxbl5kU2Tj3v6LGqBcsysN1yhuCStJCCA3GqdvKY8sqXQ==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^2.0.1",
@@ -320,11 +320,12 @@
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     },
     "assert": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/assert/-/assert-1.4.1.tgz",
-      "integrity": "sha1-mZEtWRg2tab1s0XA8H7vwI/GXZE=",
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/assert/-/assert-1.5.0.tgz",
+      "integrity": "sha512-EDsgawzwoun2CZkCgtxJbv392v4nbk9XDD06zI+kQYoBM/3RBWLlEyJARDOmhAAosBjWACEkKL6S+lIZtcAubA==",
       "dev": true,
       "requires": {
+        "object-assign": "^4.1.1",
         "util": "0.10.3"
       },
       "dependencies": {
@@ -358,13 +359,10 @@
       "dev": true
     },
     "async": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-2.6.2.tgz",
-      "integrity": "sha512-H1qVYh1MYhEEFLsP97cVKqCGo7KfCyTt6uEWqsTBr9SO84oK9Uwbyd/yCW+6rKJLHksBNUVWZDAjfS+Ccx0Bbg==",
-      "dev": true,
-      "requires": {
-        "lodash": "^4.17.11"
-      }
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.1.0.tgz",
+      "integrity": "sha512-4vx/aaY6j/j3Lw3fbCHNWP0pPaTCew3F6F3hYyl/tHs/ndmV1q7NW9T5yuJ2XAGwdQrP+6Wu20x06U4APo/iQQ==",
+      "dev": true
     },
     "asynckit": {
       "version": "0.4.0",
@@ -483,9 +481,9 @@
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     },
     "bluebird": {
-      "version": "3.5.4",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.4.tgz",
-      "integrity": "sha512-FG+nFEZChJrbQ9tIccIfZJBz3J7mLrAhxakAbnrJWn8d7aKOC+LWifa0G+p4ZqKp4y13T7juYvdhq9NzKdsrjw=="
+      "version": "3.5.5",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.5.tgz",
+      "integrity": "sha512-5am6HnnfN+urzt4yfg7IgTbotDjIT/u8AJpEt0sIU9FtXfVeezXAPKswrG+xKUCOYAINpSdgZVDU6QFh+cuH3w=="
     },
     "bn.js": {
       "version": "4.11.8",
@@ -578,9 +576,9 @@
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     },
     "browserify": {
-      "version": "16.2.3",
-      "resolved": "https://registry.npmjs.org/browserify/-/browserify-16.2.3.tgz",
-      "integrity": "sha512-zQt/Gd1+W+IY+h/xX2NYMW4orQWhqSwyV+xsblycTtpOuB27h1fZhhNQuipJ4t79ohw4P4mMem0jp/ZkISQtjQ==",
+      "version": "16.3.0",
+      "resolved": "https://registry.npmjs.org/browserify/-/browserify-16.3.0.tgz",
+      "integrity": "sha512-BWaaD7alyGZVEBBwSTYx4iJF5DswIGzK17o8ai9w4iKRbYpk3EOiprRHMRRA8DCZFmFeOdx7A385w2XdFvxWmg==",
       "dev": true,
       "requires": {
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@@ -912,14 +910,42 @@
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-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
-      "integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
+      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
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       "requires": {
-        "string-width": "^2.1.1",
-        "strip-ansi": "^4.0.0",
-        "wrap-ansi": "^2.0.0"
+        "string-width": "^3.1.0",
+        "strip-ansi": "^5.2.0",
+        "wrap-ansi": "^5.1.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
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+          "dev": true
+        },
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^4.1.0"
+          }
+        }
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     "co": {
@@ -928,12 +954,6 @@
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-    "code-point-at": {
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-      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
-      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
-      "dev": true
-    },
     "color-convert": {
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       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
@@ -966,9 +986,9 @@
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-      "integrity": "sha512-brWl9y6vOB1xYPZcpZde3N9zDByXTosAeMDo4p1wzo6UMOX4vumB+TP1RZ76sfE6Md68Q0NJSrE/gbezd4Ul+w==",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
       "dev": true,
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@@ -1044,9 +1064,12 @@
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-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz",
-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
+      "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
+      "integrity": "sha512-ExO0774ikEObIAEV9kDo50o+79VCUdEB6n6lzKgGwupcVeRlhrj3qGAfwq8G6uBJjkqLrhT0qEYFcWng8z1z0g==",
+      "requires": {
+        "safe-buffer": "5.1.2"
+      }
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     "content-type": {
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@@ -1060,9 +1083,9 @@
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-      "version": "0.3.1",
-      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.3.1.tgz",
-      "integrity": "sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s="
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.0.tgz",
+      "integrity": "sha512-+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg=="
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@@ -1076,9 +1099,9 @@
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-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.3.tgz",
-      "integrity": "sha512-viNfeGlda2zJr8Gj1zqXpDMRjw9uM54p7wzZdvLRyOgnAfCe974Dq4veZkjJdxQXbmdppu6flEajFYseHYaUhg==",
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.4.tgz",
+      "integrity": "sha512-eyqUWA/7RT0JagiL0tThVhjbIjoiEUyWCjtUJoOPcWoeofP5WK/jb2OJYoBFrR6DvplR+AxOyuBqk4JHkk5ykA==",
       "dev": true,
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@@ -1225,9 +1248,9 @@
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-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
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@@ -1421,15 +1444,15 @@
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-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.6.1.tgz",
-      "integrity": "sha512-0xy4A/twfrRCnkhfk8ErDi5DqdAsAqeGxht4xkCUrsvhhbQNs7E+4jV0CN7+NKIY0aHE72+XvqtBIXzD31ZbXQ==",
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+      "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.6.2.tgz",
+      "integrity": "sha512-PcW2a0tyTuPHz3tWyYqtK6r1fZ3gp+3Sop8Ph+ZYN81Ob5rwmbHEzaqs10N3BEsaGTkh/ooniXK+WwszGlc2+Q==",
       "dev": true
     },
     "elliptic": {
-      "version": "6.4.1",
-      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.4.1.tgz",
-      "integrity": "sha512-BsXLz5sqX8OHcsh7CqBMztyXARmGQ3LWPtGjJi6DiJHq5C/qvi9P3OqgswKSDftbu8+IoI/QDTAm2fFnQ9SZSQ==",
+      "version": "6.5.0",
+      "resolved": "https://registry.npmjs.org/elliptic/-/elliptic-6.5.0.tgz",
+      "integrity": "sha512-eFOJTMyCYb7xtE/caJ6JJu+bhi67WCYNbkGSknu20pmM8Ke/bqOfdnZWxyoGN26JgfxTbXrsCkEw4KheCT/KGg==",
       "dev": true,
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@@ -1482,9 +1505,9 @@
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     "es6-promise": {
-      "version": "4.2.6",
-      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.6.tgz",
-      "integrity": "sha512-aRVgGdnmW2OiySVPUC9e6m+plolMAJKjZnQlCwNSuK5yQ0JN61DZSO1X1Ufd1foqWRAlig0rhduTCHe7sVtK5Q==",
+      "version": "4.2.8",
+      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.2.8.tgz",
+      "integrity": "sha512-HJDGx5daxeIvxdBxvG2cb9g4tEvwIk3i8+nhX0yGrYmZUzbkdg8QbDevheDB8gd0//uPj4c1EQua8Q+MViT0/w==",
       "dev": true
     },
     "escape-html": {
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+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
           "dev": true,
           "requires": {
-            "ansi-regex": "^2.0.0"
+            "ansi-regex": "^4.1.0"
           }
         }
       }
@@ -5498,9 +5411,9 @@
       }
     },
     "write-file-atomic": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.2.tgz",
-      "integrity": "sha512-s0b6vB3xIVRLWywa6X9TOMA7k9zio0TMOsl9ZnDkliA/cfJlpHXAscj0gbHVJiTdIuAYpIyqS5GW91fqm6gG5g==",
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
+      "integrity": "sha512-GaETH5wwsX+GcnzhPgKcKjJ6M2Cq3/iZp1WyY/X1CSqrW+jVNM9Y7D8EC2sM4ZG/V8wZlSniJnCKWPmBYAucRQ==",
       "dev": true,
       "requires": {
         "graceful-fs": "^4.1.11",
@@ -5509,9 +5422,9 @@
       }
     },
     "xtend": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
       "dev": true
     },
     "y18n": {
@@ -5533,12 +5446,12 @@
       "dev": true
     },
     "yargs": {
-      "version": "13.2.2",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.2.2.tgz",
-      "integrity": "sha512-WyEoxgyTD3w5XRpAQNYUB9ycVH/PQrToaTXdYXRdOXvEy1l19br+VJsc0vcO8PTGg5ro/l/GY7F/JMEBmI0BxA==",
+      "version": "13.2.4",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.2.4.tgz",
+      "integrity": "sha512-HG/DWAJa1PAnHT9JAhNa8AbAv3FPaiLzioSjCcmuXXhP8MlpHO5vwls4g4j6n30Z74GVQj8Xa62dWVx1QCGklg==",
       "dev": true,
       "requires": {
-        "cliui": "^4.0.0",
+        "cliui": "^5.0.0",
         "find-up": "^3.0.0",
         "get-caller-file": "^2.0.1",
         "os-locale": "^3.1.0",
@@ -5548,7 +5461,7 @@
         "string-width": "^3.0.0",
         "which-module": "^2.0.0",
         "y18n": "^4.0.0",
-        "yargs-parser": "^13.0.0"
+        "yargs-parser": "^13.1.0"
       },
       "dependencies": {
         "ansi-regex": {
@@ -5580,9 +5493,9 @@
       }
     },
     "yargs-parser": {
-      "version": "13.0.0",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.0.0.tgz",
-      "integrity": "sha512-w2LXjoL8oRdRQN+hOyppuXs+V/fVAYtpcrRxZuF7Kt/Oc+Jr2uAcVntaUTNT6w5ihoWfFDpNY8CPx1QskxZ/pw==",
+      "version": "13.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.1.tgz",
+      "integrity": "sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==",
       "dev": true,
       "requires": {
         "camelcase": "^5.0.0",
diff --git a/package.json b/package.json
index 8cad0ff..c76e19f 100644
--- a/package.json
+++ b/package.json
@@ -29,31 +29,31 @@
   },
   "dependencies": {
     "binary-search": "^1.3.5",
-    "bluebird": "^3.5.4",
+    "bluebird": "^3.5.5",
     "body-parser": "^1.19.0",
     "chalk": "^2.4.2",
     "cheerio": "^0.22.0",
     "commander": "^2.20.0",
     "debug": "^4.1.1",
-    "express": "^4.16.4",
-    "glob": "^7.1.3",
+    "express": "^4.17.1",
+    "glob": "^7.1.4",
     "morgan": "^1.9.1",
-    "semver": "^6.0.0",
+    "semver": "^6.2.0",
     "void-elements": "^3.1.0"
   },
   "devDependencies": {
-    "async": "^2.6.2",
-    "browserify": "^16.2.3",
-    "coveralls": "^3.0.3",
+    "async": "^3.1.0",
+    "browserify": "^16.3.0",
+    "coveralls": "^3.0.4",
     "eslint": "^5.16.0",
     "jquery": "^3.4.1",
     "node-qunit-phantomjs": "^2.0.1",
     "nodeunit": "^0.11.3",
-    "nyc": "^14.1.0",
+    "nyc": "^14.1.1",
     "qunit": "^2.9.2",
     "rewire": "^4.0.1",
     "sinon": "^7.3.2",
-    "terser": "^3.17.0"
+    "terser": "^4.1.2"
   },
   "main": "./src/bootlint.js",
   "bin": {