diff --git a/package-lock.json b/package-lock.json
index 8dc93ef..d0fe280 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -94,6 +94,7 @@
       "resolved": "https://registry.npmjs.org/align-text/-/align-text-0.1.4.tgz",
       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
       "requires": {
         "kind-of": "^3.0.2",
         "longest": "^1.0.1",
@@ -1683,18 +1684,18 @@
       }
     },
     "eslint-config-prettier": {
-      "version": "2.9.0",
-      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-2.9.0.tgz",
-      "integrity": "sha512-ag8YEyBXsm3nmOv1Hz991VtNNDMRa+MNy8cY47Pl4bw6iuzqKbJajXdqUpiw13STdLLrznxgm1hj9NhxeOYq0A==",
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-3.3.0.tgz",
+      "integrity": "sha512-Bc3bh5bAcKNvs3HOpSi6EfGA2IIp7EzWcg2tS4vP7stnXu/J1opihHDM7jI9JCIckyIDTgZLSWn7J3HY0j2JfA==",
       "dev": true,
       "requires": {
-        "get-stdin": "^5.0.1"
+        "get-stdin": "^6.0.0"
       }
     },
     "eslint-config-xo": {
-      "version": "0.24.1",
-      "resolved": "https://registry.npmjs.org/eslint-config-xo/-/eslint-config-xo-0.24.1.tgz",
-      "integrity": "sha512-fzY6Jj5DNfHfUb1SRQpPbzjS4ejHa/zVVUNgpVCLJ2gMJNzUfkzfvEXygV/7psVPt41Vf1yUi57rA+ngStmx1w==",
+      "version": "0.25.1",
+      "resolved": "https://registry.npmjs.org/eslint-config-xo/-/eslint-config-xo-0.25.1.tgz",
+      "integrity": "sha512-ePb7s4GsmhOn+PSeEka8mltxvimBuPfkq6CSLkdZMJXEOtiDJ5wuHcAEOzqdP/EPZ71X/KGAcaoB8/naPCX/Bw==",
       "dev": true
     },
     "eslint-plugin-json": {
@@ -2317,12 +2318,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -2337,17 +2340,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -2464,7 +2470,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2476,6 +2483,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2490,6 +2498,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2497,12 +2506,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.2.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.1",
             "yallist": "^3.0.0"
@@ -2521,6 +2532,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2601,7 +2613,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2613,6 +2626,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2734,6 +2748,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2830,9 +2845,9 @@
       "dev": true
     },
     "get-stdin": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-5.0.1.tgz",
-      "integrity": "sha1-Ei4WFZHiH/TFJTAwVpPyDmOTo5g=",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-6.0.0.tgz",
+      "integrity": "sha512-jp4tHawyV7+fkkSKyvjuLZswblUtz+SQKzSWnBbii16BuZksJlU1wuBYXY75r+duh/llF1ur6oNwi+2ZzjKZ7g==",
       "dev": true
     },
     "get-stream": {
@@ -4734,7 +4749,8 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/longest/-/longest-1.0.1.tgz",
       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "loose-envify": {
       "version": "1.4.0",
@@ -5824,35 +5840,55 @@
       "dev": true
     },
     "prettier-package-json": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/prettier-package-json/-/prettier-package-json-1.6.0.tgz",
-      "integrity": "sha512-XVk19V07awo2HzIvBoPe+3lCSoqbNNnJQ/tCtaNw6vvA4G0xNts1GBfhq0Z7DRGTOvuce9EyUNM+homQgtEFAQ==",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/prettier-package-json/-/prettier-package-json-2.0.1.tgz",
+      "integrity": "sha512-yfGOOpuQ0LsCLIquoAXqtsBMN3jPOcTVydIasBFf7b4txSP4mx3Xa6++AeJ7F3N57wRFsvUEiqyaTQG96I5CXg==",
       "dev": true,
       "requires": {
-        "commander": "^2.9.0",
-        "fs-extra": "^3.0.1",
-        "glob": "^7.1.2",
+        "commander": "^2.18.0",
+        "fs-extra": "^7.0.0",
+        "glob": "^7.1.3",
         "minimatch": "^3.0.4",
         "parse-author": "^2.0.0",
         "sort-object-keys": "^1.1.2",
         "sort-order": "^1.0.1"
       },
       "dependencies": {
+        "commander": {
+          "version": "2.19.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.19.0.tgz",
+          "integrity": "sha512-6tvAOO+D6OENvRAh524Dh9jcfKTYDQAqvqezbCW82xj5X0pSrcpxtvRKHLG0yBY6SD7PSDrJaj+0AiOcKVd1Xg==",
+          "dev": true
+        },
         "fs-extra": {
-          "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-3.0.1.tgz",
-          "integrity": "sha1-N5TzeMWLNC6n27sjCVEJxLO2IpE=",
+          "version": "7.0.1",
+          "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-7.0.1.tgz",
+          "integrity": "sha512-YJDaCJZEnBmcbw13fvdAM9AwNOJwOzrE4pqMqBq5nFiEqXUqHwlK4B+3pUw6JNvfSPtX05xFHtYy/1ni01eGCw==",
           "dev": true,
           "requires": {
             "graceful-fs": "^4.1.2",
-            "jsonfile": "^3.0.0",
+            "jsonfile": "^4.0.0",
             "universalify": "^0.1.0"
           }
         },
+        "glob": {
+          "version": "7.1.3",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.3.tgz",
+          "integrity": "sha512-vcfuiIxogLV4DlGBHIUOwI0IbrJ8HWPc4MU7HzviGeNho/UJDfi6B5p3sHeWIQ0KGIU0Jpxi5ZHxemQfLkkAwQ==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        },
         "jsonfile": {
-          "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-3.0.1.tgz",
-          "integrity": "sha1-pezG9l9T9mLEQVx2daAzHQmS7GY=",
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-4.0.0.tgz",
+          "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
           "dev": true,
           "requires": {
             "graceful-fs": "^4.1.6"