diff --git a/package-lock.json b/package-lock.json
index 31e91b9..8df3c19 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -46,18 +46,15 @@
       }
     },
     "acorn-jsx": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-4.1.1.tgz",
-      "integrity": "sha512-JY+iV6r+cO21KtntVvFkD+iqjtdpRUpGqKWgfkCdZq1R+kbreEl8EcdcJR4SmiIgsIQT33s6QzheQ9a275Q8xw==",
-      "dev": true,
-      "requires": {
-        "acorn": "^5.0.3"
-      }
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/acorn-jsx/-/acorn-jsx-5.0.1.tgz",
+      "integrity": "sha512-HJ7CfNHrfJLlNTzIEUTj43LNWGkqpRLxm3YjAlcD0ACydk9XynzYsCBHxut+iqt+1aBXkx9UP/w/ZqMr13XIzg==",
+      "dev": true
     },
     "ajv": {
-      "version": "6.5.3",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.3.tgz",
-      "integrity": "sha512-LqZ9wY+fx3UMiiPd741yB2pj3hhil+hQc8taf4o2QGRFpWgZ2V5C8HA165DY9sS3fJwsk7uT7ZlFEyC3Ig3lLg==",
+      "version": "6.5.5",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.5.tgz",
+      "integrity": "sha512-7q7gtRQDJSyuEHjuVgHoUa2VuemFiCMrfQc9Tc08XTAc4Zj/5U1buQJ0HU6i7fKjXU09SVgSmxa4sLvuvS8Iyg==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^2.0.1",
@@ -66,12 +63,6 @@
         "uri-js": "^4.2.2"
       }
     },
-    "ajv-keywords": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.2.0.tgz",
-      "integrity": "sha1-6GuBnGAs+IIa1jdBNpjx3sAhhHo=",
-      "dev": true
-    },
     "ansi-escapes": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-3.1.0.tgz",
@@ -439,21 +430,6 @@
       "integrity": "sha1-jCpe8kcv2ep0KwTHenUJO6J1fJM=",
       "dev": true
     },
-    "array-union": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/array-union/-/array-union-1.0.2.tgz",
-      "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
-      "dev": true,
-      "requires": {
-        "array-uniq": "^1.0.1"
-      }
-    },
-    "array-uniq": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/array-uniq/-/array-uniq-1.0.3.tgz",
-      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
-      "dev": true
-    },
     "array-unique": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
@@ -557,7 +533,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
           "requires": {
@@ -700,7 +676,7 @@
     },
     "babel-plugin-syntax-object-rest-spread": {
       "version": "6.13.0",
-      "resolved": "http://registry.npmjs.org/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz",
+      "resolved": "https://registry.npmjs.org/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz",
       "integrity": "sha1-/WU28rzhODb/o6VFjEkDpZe7O/U=",
       "dev": true
     },
@@ -1097,7 +1073,6 @@
     },
     "co": {
       "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
       "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
       "dev": true
     },
@@ -1156,7 +1131,6 @@
     },
     "concat-map": {
       "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
       "dev": true
     },
@@ -1183,7 +1157,6 @@
     },
     "core-util-is": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
       "dev": true
     },
@@ -1346,21 +1319,6 @@
         }
       }
     },
-    "del": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/del/-/del-2.2.2.tgz",
-      "integrity": "sha1-wSyYHQZ4RshLyvhiz/kw2Qf/0ag=",
-      "dev": true,
-      "requires": {
-        "globby": "^5.0.0",
-        "is-path-cwd": "^1.0.0",
-        "is-path-in-cwd": "^1.0.0",
-        "object-assign": "^4.0.1",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0",
-        "rimraf": "^2.2.8"
-      }
-    },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -1452,7 +1410,6 @@
     },
     "escape-string-regexp": {
       "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
       "dev": true
     },
@@ -1485,16 +1442,16 @@
       }
     },
     "eslint": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-5.5.0.tgz",
-      "integrity": "sha512-m+az4vYehIJgl1Z0gb25KnFXeqQRdNreYsei1jdvkd9bB+UNQD3fsuiC2AWSQ56P+/t++kFSINZXFbfai+krOw==",
+      "version": "5.9.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-5.9.0.tgz",
+      "integrity": "sha512-g4KWpPdqN0nth+goDNICNXGfJF7nNnepthp46CAlJoJtC5K/cLu3NgCM3AHu1CkJ5Hzt9V0Y0PBAO6Ay/gGb+w==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "ajv": "^6.5.3",
         "chalk": "^2.1.0",
         "cross-spawn": "^6.0.5",
-        "debug": "^3.1.0",
+        "debug": "^4.0.1",
         "doctrine": "^2.1.0",
         "eslint-scope": "^4.0.0",
         "eslint-utils": "^1.3.1",
@@ -1521,13 +1478,24 @@
         "path-is-inside": "^1.0.2",
         "pluralize": "^7.0.0",
         "progress": "^2.0.0",
-        "regexpp": "^2.0.0",
+        "regexpp": "^2.0.1",
         "require-uncached": "^1.0.3",
         "semver": "^5.5.1",
         "strip-ansi": "^4.0.0",
         "strip-json-comments": "^2.0.1",
-        "table": "^4.0.3",
+        "table": "^5.0.2",
         "text-table": "^0.2.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.0.tgz",
+          "integrity": "sha512-heNPJUJIqC+xB6ayLAMHaIrmN9HKa7aQO8MGqKpvCA+uJYVcvR6l5kgdrhRuwPFHU7P5/A1w0BjByPHwpfTDKg==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        }
       }
     },
     "eslint-scope": {
@@ -1553,13 +1521,22 @@
       "dev": true
     },
     "espree": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/espree/-/espree-4.0.0.tgz",
-      "integrity": "sha512-kapdTCt1bjmspxStVKX6huolXVV5ZfyZguY1lcfhVVZstce3bqxH9mcLzNn3/mlgW6wQ732+0fuG9v7h0ZQoKg==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/espree/-/espree-4.1.0.tgz",
+      "integrity": "sha512-I5BycZW6FCVIub93TeVY1s7vjhP9CY6cXCznIRfiig7nRviKZYdRnj/sHEWC6A7WE9RDWOFq9+7OsWSYz8qv2w==",
       "dev": true,
       "requires": {
-        "acorn": "^5.6.0",
-        "acorn-jsx": "^4.1.1"
+        "acorn": "^6.0.2",
+        "acorn-jsx": "^5.0.0",
+        "eslint-visitor-keys": "^1.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "6.0.4",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.0.4.tgz",
+          "integrity": "sha512-VY4i5EKSKkofY2I+6QLTbTTN/UvEQPCo6eiwzzSaSWfpaDhOmStMCMod6wmuPciNq+XS0faCglFu2lHZpdHUtg==",
+          "dev": true
+        }
       }
     },
     "esprima": {
@@ -1811,14 +1788,14 @@
       }
     },
     "flat-cache": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-1.3.0.tgz",
-      "integrity": "sha1-0wMLMrOBVPTjt+nHCfSQ9++XxIE=",
+      "version": "1.3.4",
+      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-1.3.4.tgz",
+      "integrity": "sha512-VwyB3Lkgacfik2vhqR4uv2rvebqmDvFu4jlN/C1RzWoJEo8I7z4Q404oiqYCkq41mni8EzQnm95emU9seckwtg==",
       "dev": true,
       "requires": {
         "circular-json": "^0.3.1",
-        "del": "^2.0.2",
         "graceful-fs": "^4.1.2",
+        "rimraf": "~2.6.2",
         "write": "^0.2.1"
       }
     },
@@ -1865,7 +1842,6 @@
     },
     "fs.realpath": {
       "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
       "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
       "dev": true
     },
@@ -2471,25 +2447,11 @@
       }
     },
     "globals": {
-      "version": "11.7.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-11.7.0.tgz",
-      "integrity": "sha512-K8BNSPySfeShBQXsahYB/AbbWruVOTyVpgoIDnl8odPpeSfP2J5QO2oLFFdl2j7GfDCtZj2bMKar2T49itTPCg==",
+      "version": "11.9.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-11.9.0.tgz",
+      "integrity": "sha512-5cJVtyXWH8PiJPVLZzzoIizXx944O4OmRro5MWKx5fT4MgcN7OfaMutPeaTdJCCURwbWdhhcCWcKIffPnmTzBg==",
       "dev": true
     },
-    "globby": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/globby/-/globby-5.0.0.tgz",
-      "integrity": "sha1-69hGZ8oNuzMLmbz8aOrCvFQ3Dg0=",
-      "dev": true,
-      "requires": {
-        "array-union": "^1.0.1",
-        "arrify": "^1.0.0",
-        "glob": "^7.0.3",
-        "object-assign": "^4.0.1",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
-      }
-    },
     "graceful-fs": {
       "version": "4.1.11",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
@@ -2725,7 +2687,6 @@
     },
     "inflight": {
       "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
       "dev": true,
       "requires": {
@@ -2735,7 +2696,6 @@
     },
     "inherits": {
       "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
       "dev": true
     },
@@ -2920,30 +2880,6 @@
         "kind-of": "^3.0.2"
       }
     },
-    "is-path-cwd": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-path-cwd/-/is-path-cwd-1.0.0.tgz",
-      "integrity": "sha1-0iXsIxMuie3Tj9p2dHLmLmXxEG0=",
-      "dev": true
-    },
-    "is-path-in-cwd": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-path-in-cwd/-/is-path-in-cwd-1.0.1.tgz",
-      "integrity": "sha512-FjV1RTW48E7CWM7eE/J2NJvAEEVektecDBVBE5Hh3nM1Jd0kvhHtX68Pr3xsDf857xt3Y4AkwVULK1Vku62aaQ==",
-      "dev": true,
-      "requires": {
-        "is-path-inside": "^1.0.0"
-      }
-    },
-    "is-path-inside": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-1.0.1.tgz",
-      "integrity": "sha1-jvW33lBDej/cprToZe96pVy0gDY=",
-      "dev": true,
-      "requires": {
-        "path-is-inside": "^1.0.1"
-      }
-    },
     "is-plain-object": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-2.0.4.tgz",
@@ -3805,9 +3741,9 @@
       }
     },
     "merge": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/merge/-/merge-1.2.0.tgz",
-      "integrity": "sha1-dTHjnUlJwoGma4xabgJl6LBYlNo=",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/merge/-/merge-1.2.1.tgz",
+      "integrity": "sha512-VjFo4P5Whtj4vsLzsYBu5ayHhoHJ0UqNm7ibvShmbmoz7tGi0vXaoJbGdB+GmDMLUdg8DpQXEIeVDAe8MaABvQ==",
       "dev": true
     },
     "merge-stream": {
@@ -3872,7 +3808,6 @@
     },
     "minimist": {
       "version": "0.0.8",
-      "resolved": "http://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
       "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
       "dev": true
     },
@@ -3899,7 +3834,6 @@
     },
     "mkdirp": {
       "version": "0.5.1",
-      "resolved": "http://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
       "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
       "dev": true,
       "requires": {
@@ -4132,7 +4066,6 @@
     },
     "once": {
       "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
       "dev": true,
       "requires": {
@@ -4274,7 +4207,6 @@
     },
     "path-is-absolute": {
       "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
       "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
       "dev": true
     },
@@ -4402,9 +4334,9 @@
       "dev": true
     },
     "progress": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/progress/-/progress-2.0.0.tgz",
-      "integrity": "sha1-ihvjZr+Pwj2yvSPxDG/pILQ4nR8=",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/progress/-/progress-2.0.1.tgz",
+      "integrity": "sha512-OE+a6vzqazc+K6LxJrX5UPyKFvGnL5CYmq2jFGNIBWHpc4QyE49/YOumcrpQFJpfejmvRtbJzgO1zPmMCqlbBg==",
       "dev": true
     },
     "prompts": {
@@ -4558,9 +4490,9 @@
       }
     },
     "regexpp": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/regexpp/-/regexpp-2.0.0.tgz",
-      "integrity": "sha512-g2FAVtR8Uh8GO1Nv5wpxW7VFVwHcCEr4wyA8/MHiRkO8uHoR5ntAA8Uq3P1vvMTX/BeQiRVSpDGLd+Wn5HNOTA==",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/regexpp/-/regexpp-2.0.1.tgz",
+      "integrity": "sha512-lv0M6+TkDVniA3aD1Eg0DVpfU/booSu7Eev3TDO/mZKHBfVjgCGTV4t4buppESEYDtkArYFOxTJWv6S5C+iaNw==",
       "dev": true
     },
     "remove-trailing-separator": {
@@ -4736,9 +4668,9 @@
       }
     },
     "rxjs": {
-      "version": "6.3.2",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.3.2.tgz",
-      "integrity": "sha512-hV7criqbR0pe7EeL3O66UYVg92IR0XsA97+9y+BWTePK9SKmEI5Qd3Zj6uPnGkNzXsBywBQWTvujPl+1Kn9Zjw==",
+      "version": "6.3.3",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.3.3.tgz",
+      "integrity": "sha512-JTWmoY9tWCs7zvIk/CvRjhjGaOd+OVBM987mxFo+OW66cGpdKjZcpmc74ES1sB//7Kl/PAe8+wEakuhG4pcgOw==",
       "dev": true,
       "requires": {
         "tslib": "^1.9.0"
@@ -5067,7 +4999,7 @@
         },
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         },
@@ -5497,15 +5429,13 @@
       "dev": true
     },
     "table": {
-      "version": "4.0.3",
-      "resolved": "http://registry.npmjs.org/table/-/table-4.0.3.tgz",
-      "integrity": "sha512-S7rnFITmBH1EnyKcvxBh1LjYeQMmnZtCXSEbHcH6S0NoKit24ZuFO/T1vDcLdYsLQkM188PVVhQmzKIuThNkKg==",
+      "version": "5.1.0",
+      "resolved": "https://registry.npmjs.org/table/-/table-5.1.0.tgz",
+      "integrity": "sha512-e542in22ZLhD/fOIuXs/8yDZ9W61ltF8daM88rkRNtgTIct+vI2fTnAyu/Db2TCfEcI8i7mjZz6meLq0nW7TYg==",
       "dev": true,
       "requires": {
-        "ajv": "^6.0.1",
-        "ajv-keywords": "^3.0.0",
-        "chalk": "^2.1.0",
-        "lodash": "^4.17.4",
+        "ajv": "^6.5.3",
+        "lodash": "^4.17.10",
         "slice-ansi": "1.0.0",
         "string-width": "^2.1.1"
       }
@@ -5537,7 +5467,7 @@
     },
     "through": {
       "version": "2.3.8",
-      "resolved": "http://registry.npmjs.org/through/-/through-2.3.8.tgz",
+      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
       "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
       "dev": true
     },
@@ -5863,7 +5793,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
         }
@@ -5876,23 +5806,12 @@
       "dev": true
     },
     "whatwg-encoding": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/whatwg-encoding/-/whatwg-encoding-1.0.4.tgz",
-      "integrity": "sha512-vM9KWN6MP2mIHZ86ytcyIv7e8Cj3KTfO2nd2c8PFDqcI4bxFmQp83ibq4wadq7rL9l9sZV6o9B0LTt8ygGAAXg==",
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/whatwg-encoding/-/whatwg-encoding-1.0.5.tgz",
+      "integrity": "sha512-b5lim54JOPN9HtzvK9HFXvBma/rnfFeqsic0hSpjtDbVxR3dJKLc+KB4V6GgiGOvl7CY/KNh8rxSo9DKQrnUEw==",
       "dev": true,
       "requires": {
-        "iconv-lite": "0.4.23"
-      },
-      "dependencies": {
-        "iconv-lite": {
-          "version": "0.4.23",
-          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
-          "integrity": "sha512-neyTUVFtahjf0mB3dZT77u+8O0QB89jFdnBkd5P1JgYPbPaia3gXXOVL2fq8VyU2gMMD7SaN7QukTB/pmXYvDA==",
-          "dev": true,
-          "requires": {
-            "safer-buffer": ">= 2.1.2 < 3"
-          }
-        }
+        "iconv-lite": "0.4.24"
       }
     },
     "whatwg-mimetype": {
@@ -5935,7 +5854,7 @@
     },
     "wrap-ansi": {
       "version": "2.1.0",
-      "resolved": "http://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-2.1.0.tgz",
       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
       "dev": true,
       "requires": {
@@ -5982,7 +5901,6 @@
     },
     "wrappy": {
       "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
     },
diff --git a/package.json b/package.json
index 40a1b1f..800471a 100644
--- a/package.json
+++ b/package.json
@@ -23,11 +23,11 @@
     "pretest": "node scripts/get-latest-platform-tests.js"
   },
   "devDependencies": {
-    "eslint": "^5.5.0",
+    "eslint": "^5.9.0",
     "jest": "^23.6.0",
     "printable-string": "^0.3.0",
     "request": "^2.88.0",
-    "whatwg-encoding": "^1.0.4"
+    "whatwg-encoding": "^1.0.5"
   },
   "jest": {
     "coverageDirectory": "coverage",