diff --git a/package-lock.json b/package-lock.json
index 9aeeab631cc2c72e0293091a6918359343b1d8ab..814eff9d612fb81ede93919bf6070c26df5594c7 100644
--- a/package-lock.json
+++ b/package-lock.json
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+              }
+            },
+            "ms": {
+              "version": "2.1.1",
+              "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
+              "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+              "dev": true
+            }
+          }
+        },
+        "serve-static": {
+          "version": "1.14.1",
+          "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
+          "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
+          "dev": true,
+          "requires": {
+            "encodeurl": "~1.0.2",
+            "escape-html": "~1.0.3",
+            "parseurl": "~1.3.3",
+            "send": "0.17.1"
+          }
+        },
+        "setprototypeof": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
+          "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==",
+          "dev": true
+        },
+        "statuses": {
+          "version": "1.5.0",
+          "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
+          "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=",
           "dev": true
         },
         "strip-ansi": {
@@ -19386,14 +19905,48 @@
             "ansi-regex": "^2.0.0"
           }
         },
+        "supports-color": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
+          "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        },
+        "type-is": {
+          "version": "1.6.18",
+          "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+          "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+          "dev": true,
+          "requires": {
+            "media-typer": "0.3.0",
+            "mime-types": "~2.1.24"
+          }
+        },
+        "upath": {
+          "version": "1.2.0",
+          "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
+          "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg==",
+          "dev": true
+        },
+        "ws": {
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-6.2.1.tgz",
+          "integrity": "sha512-GIyAXC2cB7LjvpgMt9EKS2ldqr0MTrORaleiOno6TweZ6r3TKtoFQWay/2PceJ3RuBasOHzXNn5Lrw1X0bEjqA==",
+          "dev": true,
+          "requires": {
+            "async-limiter": "~1.0.0"
+          }
+        },
         "yargs": {
-          "version": "12.0.2",
-          "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.2.tgz",
-          "integrity": "sha512-e7SkEx6N6SIZ5c5H22RTZae61qtn3PYUE8JYbBFlK9sYmh3DMQ6E5ygtaG/2BW0JZi4WGgTR2IV5ChqlqrDGVQ==",
+          "version": "12.0.5",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
+          "integrity": "sha512-Lhz8TLaYnxq/2ObqHDql8dX8CJi97oHxrjUcYtzKbbykPtVW9WB+poxI+NM2UIzsMgNCZTIf0AQwsjK5yMAqZw==",
           "dev": true,
           "requires": {
             "cliui": "^4.0.0",
-            "decamelize": "^2.0.0",
+            "decamelize": "^1.2.0",
             "find-up": "^3.0.0",
             "get-caller-file": "^1.0.1",
             "os-locale": "^3.0.0",
@@ -19403,16 +19956,17 @@
             "string-width": "^2.0.0",
             "which-module": "^2.0.0",
             "y18n": "^3.2.1 || ^4.0.0",
-            "yargs-parser": "^10.1.0"
+            "yargs-parser": "^11.1.1"
           }
         },
         "yargs-parser": {
-          "version": "10.1.0",
-          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-10.1.0.tgz",
-          "integrity": "sha512-VCIyR1wJoEBZUqk5PA+oOBF6ypbwh5aNB3I50guxAL/quggdfs4TtNHQrSazFA3fYZ+tEqfs0zIGlv0c/rgjbQ==",
+          "version": "11.1.1",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
+          "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
           "dev": true,
           "requires": {
-            "camelcase": "^4.1.0"
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
           }
         }
       }
@@ -19463,12 +20017,13 @@
       }
     },
     "websocket-driver": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.0.tgz",
-      "integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.3.tgz",
+      "integrity": "sha512-bpxWlvbbB459Mlipc5GBzzZwhoZgGEZLuqPaR0INBGnPAY1vdBX6hPnoFXiw+3yWxDuHyQjO2oXTMyS8A5haFg==",
       "dev": true,
       "requires": {
-        "http-parser-js": ">=0.4.0",
+        "http-parser-js": ">=0.4.0 <0.4.11",
+        "safe-buffer": ">=5.1.0",
         "websocket-extensions": ">=0.1.1"
       }
     },
diff --git a/package.json b/package.json
index 9b2710903d35f45b4c7da2f597e7fcec21c98d50..26818b56191a77dc641922c1d430f69d3d7eb0ec 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "style-loader": "^0.20.3",
     "webpack": "^4.41.2",
     "webpack-cli": "^3.1.2",
-    "webpack-dev-server": "^3.1.14",
+    "webpack-dev-server": "^3.10.3",
     "webpack-merge": "^4.1.4"
   },
   "dependencies": {
@@ -67,6 +67,7 @@
     "leaflet-draw": "^1.0.4",
     "leaflet-fullscreen": "^1.0.2",
     "leaflet.markercluster": "^1.4.1",
+    "leaflet.zoominfo": "git+https://github.com/SemanticComputing/Leaflet.zoominfo.git",
     "lodash": "^4.17.15",
     "material-table": "^1.39.0",
     "moment": "^2.24.0",