diff --git a/package-lock.json b/package-lock.json
index 7edc44c..b9c5ccf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -942,6 +942,12 @@
             "repeat-string": "^1.6.1"
           }
         },
+        "y18n": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+          "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+          "dev": true
+        },
         "yargs": {
           "version": "13.1.0",
           "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.1.0.tgz",
@@ -1397,6 +1403,11 @@
         "webpack-sources": "1.3.0"
       }
     },
+    "@pdftron/webviewer": {
+      "version": "6.3.6",
+      "resolved": "https://registry.npmjs.org/@pdftron/webviewer/-/webviewer-6.3.6.tgz",
+      "integrity": "sha512-ZxeW3r0H+5H0mRdu40e5uOjQaXOhBkOvvULPMKtPp4TEqARzkbQM5LIm4iAlBjokD1a3AfDK9gsb07a6FNVN8g=="
+    },
     "@protobufjs/aspromise": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@protobufjs/aspromise/-/aspromise-1.1.2.tgz",
@@ -2686,6 +2697,14 @@
         "ssri": "^6.0.1",
         "unique-filename": "^1.1.1",
         "y18n": "^4.0.0"
+      },
+      "dependencies": {
+        "y18n": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+          "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+          "dev": true
+        }
       }
     },
     "cache-base": {
@@ -2857,6 +2876,11 @@
         }
       }
     },
+    "classlist.js": {
+      "version": "1.1.20150312",
+      "resolved": "https://registry.npmjs.org/classlist.js/-/classlist.js-1.1.20150312.tgz",
+      "integrity": "sha1-HXCEL3Ai8I2awIbOaeWyUPLFd4k="
+    },
     "clean-css": {
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       "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.2.1.tgz",
@@ -4269,6 +4293,11 @@
         }
       }
     },
+    "file-saver": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/file-saver/-/file-saver-2.0.5.tgz",
+      "integrity": "sha512-P9bmyZ3h/PRG+Nzga+rbdI4OEpNDzAVyy74uVO9ATgzLK6VtAsYybF/+TOCvrc0MO793d6+42lLyZTw7/ArVzA=="
+    },
     "fileset": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/fileset/-/fileset-2.0.3.tgz",
@@ -5072,11 +5101,6 @@
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           "bundled": true
         },
-        "y18n": {
-          "version": "3.2.1",
-          "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-          "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
-        },
         "yallist": {
           "version": "3.0.3",
           "bundled": true
@@ -7312,6 +7336,12 @@
             "unique-filename": "^1.1.1",
             "y18n": "^4.0.0"
           }
+        },
+        "y18n": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+          "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+          "dev": true
         }
       }
     },
@@ -8311,6 +8341,12 @@
           "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
           "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
           "dev": true
+        },
+        "y18n": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
+          "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+          "dev": true
         }
       }
     },
@@ -11784,6 +11820,11 @@
         "minimalistic-assert": "^1.0.0"
       }
     },
+    "web-animations-js": {
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/web-animations-js/-/web-animations-js-2.3.2.tgz",
+      "integrity": "sha512-TOMFWtQdxzjWp8qx4DAraTWTsdhxVSiWa6NkPFSaPtZ1diKUxTn4yTix73A1euG1WbSOMMPcY51cnjTIHrGtDA=="
+    },
     "webdriver-js-extender": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/webdriver-js-extender/-/webdriver-js-extender-2.1.0.tgz",
@@ -12822,10 +12863,9 @@
       "dev": true
     },
     "y18n": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
-      "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
-      "dev": true
+      "version": "3.2.2",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.2.tgz",
+      "integrity": "sha512-uGZHXkHnhF0XeeAPgnKfPv1bgKAYyVvmNL1xlKsPYZPaIHxGti2hHqvOCQv71XMsLxu1QjergkqogUnms5D3YQ=="
     },
     "yallist": {
       "version": "3.0.3",