diff --git a/package-lock.json b/package-lock.json
index a421237..e3fff6f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -599,9 +599,9 @@
       }
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==",
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
+      "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==",
       "dev": true
     },
     "acorn-globals": {
@@ -615,9 +615,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "6.1.1",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.1.tgz",
-          "integrity": "sha512-jPTiwtOxaHNaAPg/dmrJ/beuzLRnXtB0kQPQ8JpotKJgTB6rX6c8mlf315941pyjBSaPg8NHXS9fhP4u17DpGA==",
+          "version": "6.4.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+          "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
           "dev": true
         }
       }
@@ -1973,14 +1973,6 @@
         "acorn": "^7.1.0",
         "acorn-jsx": "^5.1.0",
         "eslint-visitor-keys": "^1.1.0"
-      },
-      "dependencies": {
-        "acorn": {
-          "version": "7.1.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
-          "integrity": "sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==",
-          "dev": true
-        }
       }
     },
     "esprima": {
@@ -4401,6 +4393,12 @@
         "xml-name-validator": "^3.0.0"
       },
       "dependencies": {
+        "acorn": {
+          "version": "5.7.4",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+          "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
+          "dev": true
+        },
         "ws": {
           "version": "5.2.2",
           "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
@@ -5417,28 +5415,6 @@
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       "dev": true
     },
-    "puppeteer": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/puppeteer/-/puppeteer-2.0.0.tgz",
-      "integrity": "sha512-t3MmTWzQxPRP71teU6l0jX47PHXlc4Z52sQv4LJQSZLq1ttkKS2yGM3gaI57uQwZkNaoGd0+HPPMELZkcyhlqA==",
-      "requires": {
-        "debug": "^4.1.0",
-        "extract-zip": "^1.6.6",
-        "https-proxy-agent": "^3.0.0",
-        "mime": "^2.0.3",
-        "progress": "^2.0.1",
-        "proxy-from-env": "^1.0.0",
-        "rimraf": "^2.6.1",
-        "ws": "^6.1.0"
-      },
-      "dependencies": {
-        "mime": {
-          "version": "2.4.4",
-          "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.4.tgz",
-          "integrity": "sha512-LRxmNwziLPT828z+4YkNzloCFC2YM4wrB99k+AV5ZbEyfGNWfG8SO1FUXLmLDBSo89NrJZ4DIWeLjy1CHGhMGA=="
-        }
-      }
-    },
     "puppeteer-core": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/puppeteer-core/-/puppeteer-core-2.0.0.tgz",