diff --git a/package-lock.json b/package-lock.json
index f11af98..e9d6016 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2593,6 +2593,11 @@
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       "dev": true
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+    "@types/json-schema": {
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+      "resolved": "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.7.tgz",
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+    },
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       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/@types/keyv/-/keyv-3.1.1.tgz",
@@ -2730,6 +2735,11 @@
         "uri-js": "^4.2.2"
       }
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+    "ajv-keywords": {
+      "version": "3.5.2",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.5.2.tgz",
+      "integrity": "sha512-5p6WTN0DdTGVQk6VjcEju19IgaHudalcfabD7yhDGeA6bcQnmL+CpveLJq/3hvfwd1aof6L386Ougkx6RfyMIQ=="
+    },
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       "resolved": "https://registry.npmjs.org/alphanum-sort/-/alphanum-sort-1.0.2.tgz",
@@ -6447,8 +6457,7 @@
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-      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I=",
-      "dev": true
+      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
     },
     "fast-levenshtein": {
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@@ -7516,8 +7525,7 @@
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       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
-      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
-      "dev": true
+      "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
     "ini": {
       "version": "1.3.8",
@@ -8308,8 +8316,7 @@
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       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
-      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg==",
-      "dev": true
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
     },
     "json-stable-stringify-without-jsonify": {
       "version": "1.0.1",
@@ -10624,6 +10631,25 @@
       "integrity": "sha1-s2PlXoAGym/iF4TS2yK9FdeRfxQ=",
       "dev": true
     },
+    "path": {
+      "version": "0.12.7",
+      "resolved": "https://registry.npmjs.org/path/-/path-0.12.7.tgz",
+      "integrity": "sha1-1NwqUGxM4hl+tIHr/NWzbAFAsQ8=",
+      "requires": {
+        "process": "^0.11.1",
+        "util": "^0.10.3"
+      },
+      "dependencies": {
+        "util": {
+          "version": "0.10.4",
+          "resolved": "https://registry.npmjs.org/util/-/util-0.10.4.tgz",
+          "integrity": "sha512-0Pm9hTQ3se5ll1XihRic3FDIku70C+iHUdT/W926rSgHV5QgXsYbKZN8MSC3tJtSkhuROzvsQjAaFENRXr+19A==",
+          "requires": {
+            "inherits": "2.0.3"
+          }
+        }
+      }
+    },
     "path-browserify": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/path-browserify/-/path-browserify-0.0.1.tgz",
@@ -11380,8 +11406,7 @@
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       "resolved": "https://registry.npmjs.org/process/-/process-0.11.10.tgz",
-      "integrity": "sha1-czIwDoQBYb2j5podHZGn1LwW8YI=",
-      "dev": true
+      "integrity": "sha1-czIwDoQBYb2j5podHZGn1LwW8YI="
     },
     "process-nextick-args": {
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@@ -11443,8 +11468,7 @@
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       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
-      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
-      "dev": true
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
     },
     "pupa": {
       "version": "2.1.1",
@@ -12457,6 +12481,34 @@
         "xmlchars": "^2.1.1"
       }
     },
+    "schema-utils": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-3.0.0.tgz",
+      "integrity": "sha512-6D82/xSzO094ajanoOSbe4YvXWMfn2A//8Y1+MUqFAJul5Bs+yn36xbK9OtNDcRVSBJ9jjeoXftM6CfztsjOAA==",
+      "requires": {
+        "@types/json-schema": "^7.0.6",
+        "ajv": "^6.12.5",
+        "ajv-keywords": "^3.5.2"
+      },
+      "dependencies": {
+        "ajv": {
+          "version": "6.12.6",
+          "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+          "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
+          "requires": {
+            "fast-deep-equal": "^3.1.1",
+            "fast-json-stable-stringify": "^2.0.0",
+            "json-schema-traverse": "^0.4.1",
+            "uri-js": "^4.2.2"
+          }
+        },
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+        }
+      }
+    },
     "semver": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.5.0.tgz",
@@ -14113,7 +14165,6 @@
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       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.2.2.tgz",
       "integrity": "sha512-KY9Frmirql91X2Qgjry0Wd4Y+YTdrdZheS8TFwvkbLWf/G5KNJDCh6pKL5OZctEW4+0Baa5idK2ZQuELRwPznQ==",
-      "dev": true,
       "requires": {
         "punycode": "^2.1.0"
       }
diff --git a/package.json b/package.json
index c2084c4..99946c0 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,9 @@
   },
   "dependencies": {
     "es6-promisify": "^6.1.0",
-    "minimatch": "^3.0.4"
+    "minimatch": "^3.0.4",
+    "path": "^0.12.7",
+    "schema-utils": "^3.0.0"
   },
   "devDependencies": {
     "regenerator-runtime": "^0.13.7",