diff --git a/package-lock.json b/package-lock.json
index 1f3c335..0a260c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1793,7 +1793,8 @@
     "commander": {
       "version": "2.15.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
-      "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag=="
+      "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
+      "dev": true
     },
     "commondir": {
       "version": "1.0.1",
@@ -2366,267 +2367,281 @@
       }
     },
     "d3": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/d3/-/d3-5.0.0.tgz",
-      "integrity": "sha512-JAuq1vvO8AQnAvZ5Gi3OsUWAoB1dOZlIQZEcj+JzEnafmwLlrWcW24o5I7fM9x+tsrZpsi8n9L12iHyHr0HTlg==",
-      "requires": {
-        "d3-array": "1.2.1",
-        "d3-axis": "1.0.8",
-        "d3-brush": "1.0.4",
-        "d3-chord": "1.0.4",
-        "d3-collection": "1.0.4",
-        "d3-color": "1.0.3",
-        "d3-contour": "1.2.0",
-        "d3-dispatch": "1.0.3",
-        "d3-drag": "1.2.1",
-        "d3-dsv": "1.0.8",
-        "d3-ease": "1.0.3",
-        "d3-fetch": "1.1.0",
-        "d3-force": "1.1.0",
-        "d3-format": "1.2.2",
-        "d3-geo": "1.10.0",
-        "d3-hierarchy": "1.1.5",
-        "d3-interpolate": "1.1.6",
-        "d3-path": "1.0.5",
-        "d3-polygon": "1.0.3",
-        "d3-quadtree": "1.0.3",
-        "d3-random": "1.1.0",
-        "d3-scale": "2.0.0",
-        "d3-scale-chromatic": "1.2.0",
-        "d3-selection": "1.3.0",
-        "d3-shape": "1.2.0",
-        "d3-time": "1.0.8",
-        "d3-time-format": "2.1.1",
-        "d3-timer": "1.0.7",
-        "d3-transition": "1.1.1",
-        "d3-voronoi": "1.1.2",
-        "d3-zoom": "1.7.1"
+      "version": "7.6.1",
+      "resolved": "https://registry.npmjs.org/d3/-/d3-7.6.1.tgz",
+      "integrity": "sha512-txMTdIHFbcpLx+8a0IFhZsbp+PfBBPt8yfbmukZTQFroKuFqIwqswF0qE5JXWefylaAVpSXFoKm3yP+jpNLFLw==",
+      "requires": {
+        "d3-array": "3",
+        "d3-axis": "3",
+        "d3-brush": "3",
+        "d3-chord": "3",
+        "d3-color": "3",
+        "d3-contour": "4",
+        "d3-delaunay": "6",
+        "d3-dispatch": "3",
+        "d3-drag": "3",
+        "d3-dsv": "3",
+        "d3-ease": "3",
+        "d3-fetch": "3",
+        "d3-force": "3",
+        "d3-format": "3",
+        "d3-geo": "3",
+        "d3-hierarchy": "3",
+        "d3-interpolate": "3",
+        "d3-path": "3",
+        "d3-polygon": "3",
+        "d3-quadtree": "3",
+        "d3-random": "3",
+        "d3-scale": "4",
+        "d3-scale-chromatic": "3",
+        "d3-selection": "3",
+        "d3-shape": "3",
+        "d3-time": "3",
+        "d3-time-format": "4",
+        "d3-timer": "3",
+        "d3-transition": "3",
+        "d3-zoom": "3"
       }
     },
     "d3-array": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-1.2.1.tgz",
-      "integrity": "sha512-CyINJQ0SOUHojDdFDH4JEM0552vCR1utGyLHegJHyYH0JyCpSeTPxi4OBqHMA2jJZq4NH782LtaJWBImqI/HBw=="
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-3.2.0.tgz",
+      "integrity": "sha512-3yXFQo0oG3QCxbF06rMPFyGRMGJNS7NvsV1+2joOjbBE+9xvWQ8+GcMJAjRCzw06zQ3/arXeJgbPYcjUCuC+3g==",
+      "requires": {
+        "internmap": "1 - 2"
+      }
     },
     "d3-axis": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/d3-axis/-/d3-axis-1.0.8.tgz",
-      "integrity": "sha1-MacFoLU15ldZ3hQXOjGTMTfxjvo="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-axis/-/d3-axis-3.0.0.tgz",
+      "integrity": "sha512-IH5tgjV4jE/GhHkRV0HiVYPDtvfjHQlQfJHs0usq7M30XcSBvOotpmH1IgkcXsO/5gEQZD43B//fc7SRT5S+xw=="
     },
     "d3-brush": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/d3-brush/-/d3-brush-1.0.4.tgz",
-      "integrity": "sha1-AMLyOAGfJPbAoZSibUGhUw/+e8Q=",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-brush/-/d3-brush-3.0.0.tgz",
+      "integrity": "sha512-ALnjWlVYkXsVIGlOsuWH1+3udkYFI48Ljihfnh8FZPF2QS9o+PzGLBslO0PjzVoHLZ2KCVgAM8NVkXPJB2aNnQ==",
       "requires": {
-        "d3-dispatch": "1.0.3",
-        "d3-drag": "1.2.1",
-        "d3-interpolate": "1.1.6",
-        "d3-selection": "1.3.0",
-        "d3-transition": "1.1.1"
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "3",
+        "d3-transition": "3"
       }
     },
     "d3-chord": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/d3-chord/-/d3-chord-1.0.4.tgz",
-      "integrity": "sha1-fexPC6iG9xP+ERxF92NBT290yiw=",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-chord/-/d3-chord-3.0.1.tgz",
+      "integrity": "sha512-VE5S6TNa+j8msksl7HwjxMHDM2yNK3XCkusIlpX5kwauBfXuyLAtNg9jCp/iHH61tgI4sb6R/EIMWCqEIdjT/g==",
       "requires": {
-        "d3-array": "1.2.1",
-        "d3-path": "1.0.5"
+        "d3-path": "1 - 3"
       }
     },
-    "d3-collection": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/d3-collection/-/d3-collection-1.0.4.tgz",
-      "integrity": "sha1-NC39EoN8kJdPM/HMCnha6lcNzcI="
-    },
     "d3-color": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-1.0.3.tgz",
-      "integrity": "sha1-vHZD/KjlOoNH4vva/6I2eWtYUJs="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-3.1.0.tgz",
+      "integrity": "sha512-zg/chbXyeBtMQ1LbD/WSoW2DpC3I0mpmPdW+ynRTj/x2DAWYrIY7qeZIHidozwV24m4iavr15lNwIwLxRmOxhA=="
     },
     "d3-contour": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/d3-contour/-/d3-contour-1.2.0.tgz",
-      "integrity": "sha512-nDzZ2KDnrgTrhMjV8TH0RNrljk6uPNAGkG/v/1SKNVvJa2JU8szjh7o2ZYTX8yufA2oCI5HyeMqbzwiB+oDoIA==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/d3-contour/-/d3-contour-4.0.0.tgz",
+      "integrity": "sha512-7aQo0QHUTu/Ko3cP9YK9yUTxtoDEiDGwnBHyLxG5M4vqlBkO/uixMRele3nfsfj6UXOcuReVpVXzAboGraYIJw==",
       "requires": {
-        "d3-array": "1.2.1"
+        "d3-array": "^3.2.0"
+      }
+    },
+    "d3-delaunay": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/d3-delaunay/-/d3-delaunay-6.0.2.tgz",
+      "integrity": "sha512-IMLNldruDQScrcfT+MWnazhHbDJhcRJyOEBAJfwQnHle1RPh6WDuLvxNArUju2VSMSUuKlY5BGHRJ2cYyoFLQQ==",
+      "requires": {
+        "delaunator": "5"
       }
     },
     "d3-dispatch": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/d3-dispatch/-/d3-dispatch-1.0.3.tgz",
-      "integrity": "sha1-RuFJHqqbWMNY/OW+TovtYm54cfg="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-dispatch/-/d3-dispatch-3.0.1.tgz",
+      "integrity": "sha512-rzUyPU/S7rwUflMyLc1ETDeBj0NRuHKKAcvukozwhshr6g6c5d8zh4c2gQjY2bZ0dXeGLWc1PF174P2tVvKhfg=="
     },
     "d3-drag": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/d3-drag/-/d3-drag-1.2.1.tgz",
-      "integrity": "sha512-Cg8/K2rTtzxzrb0fmnYOUeZHvwa4PHzwXOLZZPwtEs2SKLLKLXeYwZKBB+DlOxUvFmarOnmt//cU4+3US2lyyQ==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-drag/-/d3-drag-3.0.0.tgz",
+      "integrity": "sha512-pWbUJLdETVA8lQNJecMxoXfH6x+mO2UQo8rSmZ+QqxcbyA3hfeprFgIT//HW2nlHChWeIIMwS2Fq+gEARkhTkg==",
       "requires": {
-        "d3-dispatch": "1.0.3",
-        "d3-selection": "1.3.0"
+        "d3-dispatch": "1 - 3",
+        "d3-selection": "3"
       }
     },
     "d3-dsv": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/d3-dsv/-/d3-dsv-1.0.8.tgz",
-      "integrity": "sha512-IVCJpQ+YGe3qu6odkPQI0KPqfxkhbP/oM1XhhE/DFiYmcXKfCRub4KXyiuehV1d4drjWVXHUWx4gHqhdZb6n/A==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-dsv/-/d3-dsv-3.0.1.tgz",
+      "integrity": "sha512-UG6OvdI5afDIFP9w4G0mNq50dSOsXHJaRE8arAS5o9ApWnIElp8GZw1Dun8vP8OyHOZ/QJUKUJwxiiCCnUwm+Q==",
       "requires": {
-        "commander": "2.15.1",
-        "iconv-lite": "0.4.19",
-        "rw": "1.3.3"
+        "commander": "7",
+        "iconv-lite": "0.6",
+        "rw": "1"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
+          "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw=="
+        },
+        "iconv-lite": {
+          "version": "0.6.3",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+          "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3.0.0"
+          }
+        }
       }
     },
     "d3-ease": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/d3-ease/-/d3-ease-1.0.3.tgz",
-      "integrity": "sha1-aL+8NJM4o4DETYrMT7wzBKotjA4="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-ease/-/d3-ease-3.0.1.tgz",
+      "integrity": "sha512-wR/XK3D3XcLIZwpbvQwQ5fK+8Ykds1ip7A2Txe0yxncXSdq1L9skcG7blcedkOX+ZcgxGAmLX1FrRGbADwzi0w=="
     },
     "d3-fetch": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/d3-fetch/-/d3-fetch-1.1.0.tgz",
-      "integrity": "sha512-j+V4vtT6dceQbcKYLtpTueB8Zvc+wb9I93WaFtEQIYNADXl0c1ZJMN3qQo0CssiTsAqK8pePwc7f4qiW+b0WOg==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-fetch/-/d3-fetch-3.0.1.tgz",
+      "integrity": "sha512-kpkQIM20n3oLVBKGg6oHrUchHM3xODkTzjMoj7aWQFq5QEM+R6E4WkzT5+tojDY7yjez8KgCBRoj4aEr99Fdqw==",
       "requires": {
-        "d3-dsv": "1.0.8"
+        "d3-dsv": "1 - 3"
       }
     },
     "d3-force": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/d3-force/-/d3-force-1.1.0.tgz",
-      "integrity": "sha512-2HVQz3/VCQs0QeRNZTYb7GxoUCeb6bOzMp/cGcLa87awY9ZsPvXOGeZm0iaGBjXic6I1ysKwMn+g+5jSAdzwcg==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-force/-/d3-force-3.0.0.tgz",
+      "integrity": "sha512-zxV/SsA+U4yte8051P4ECydjD/S+qeYtnaIyAs9tgHCqfguma/aAQDjo85A9Z6EKhBirHRJHXIgJUlffT4wdLg==",
       "requires": {
-        "d3-collection": "1.0.4",
-        "d3-dispatch": "1.0.3",
-        "d3-quadtree": "1.0.3",
-        "d3-timer": "1.0.7"
+        "d3-dispatch": "1 - 3",
+        "d3-quadtree": "1 - 3",
+        "d3-timer": "1 - 3"
       }
     },
     "d3-format": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-1.2.2.tgz",
-      "integrity": "sha512-zH9CfF/3C8zUI47nsiKfD0+AGDEuM8LwBIP7pBVpyR4l/sKkZqITmMtxRp04rwBrlshIZ17XeFAaovN3++wzkw=="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-3.1.0.tgz",
+      "integrity": "sha512-YyUI6AEuY/Wpt8KWLgZHsIU86atmikuoOmCfommt0LYHiQSPjvX2AcFc38PX0CBpr2RCyZhjex+NS/LPOv6YqA=="
     },
     "d3-geo": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/d3-geo/-/d3-geo-1.10.0.tgz",
-      "integrity": "sha512-VK/buVGgexthTTqGRNXQ/LSo3EbOFu4p2Pjud5drSIaEnOaF2moc8A3P7WEljEO1JEBEwbpAJjFWMuJiUtoBcw==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-geo/-/d3-geo-3.0.1.tgz",
+      "integrity": "sha512-Wt23xBych5tSy9IYAM1FR2rWIBFWa52B/oF/GYe5zbdHrg08FU8+BuI6X4PvTwPDdqdAdq04fuWJpELtsaEjeA==",
       "requires": {
-        "d3-array": "1.2.1"
+        "d3-array": "2.5.0 - 3"
       }
     },
     "d3-hierarchy": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/d3-hierarchy/-/d3-hierarchy-1.1.5.tgz",
-      "integrity": "sha1-ochFxC+Eoga88cAcAQmOpN2qeiY="
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/d3-hierarchy/-/d3-hierarchy-3.1.2.tgz",
+      "integrity": "sha512-FX/9frcub54beBdugHjDCdikxThEqjnR93Qt7PvQTOHxyiNCAlvMrHhclk3cD5VeAaq9fxmfRp+CnWw9rEMBuA=="
     },
     "d3-interpolate": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-1.1.6.tgz",
-      "integrity": "sha512-mOnv5a+pZzkNIHtw/V6I+w9Lqm9L5bG3OTXPM5A+QO0yyVMQ4W1uZhR+VOJmazaOZXri2ppbiZ5BUNWT0pFM9A==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-3.0.1.tgz",
+      "integrity": "sha512-3bYs1rOD33uo8aqJfKP3JWPAibgw8Zm2+L9vBKEHJ2Rg+viTR7o5Mmv5mZcieN+FRYaAOWX5SJATX6k1PWz72g==",
       "requires": {
-        "d3-color": "1.0.3"
+        "d3-color": "1 - 3"
       }
     },
     "d3-path": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/d3-path/-/d3-path-1.0.5.tgz",
-      "integrity": "sha1-JB6xhJvZ6egCHA0KeZ+KDo5EF2Q="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-path/-/d3-path-3.0.1.tgz",
+      "integrity": "sha512-gq6gZom9AFZby0YLduxT1qmrp4xpBA1YZr19OI717WIdKE2OM5ETq5qrHLb301IgxhLwcuxvGZVLeeWc/k1I6w=="
     },
     "d3-polygon": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/d3-polygon/-/d3-polygon-1.0.3.tgz",
-      "integrity": "sha1-FoiOkCZGCTPysXllKtN4Ik04LGI="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-polygon/-/d3-polygon-3.0.1.tgz",
+      "integrity": "sha512-3vbA7vXYwfe1SYhED++fPUQlWSYTTGmFmQiany/gdbiWgU/iEyQzyymwL9SkJjFFuCS4902BSzewVGsHHmHtXg=="
     },
     "d3-quadtree": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/d3-quadtree/-/d3-quadtree-1.0.3.tgz",
-      "integrity": "sha1-rHmH4+I/6AWpkPKOG1DTj8uCJDg="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-quadtree/-/d3-quadtree-3.0.1.tgz",
+      "integrity": "sha512-04xDrxQTDTCFwP5H6hRhsRcb9xxv2RzkcsygFzmkSIOJy3PeRJP7sNk3VRIbKXcog561P9oU0/rVH6vDROAgUw=="
     },
     "d3-random": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/d3-random/-/d3-random-1.1.0.tgz",
-      "integrity": "sha1-ZkLlBsb6OmSFldKyRpeIqNElKdM="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-random/-/d3-random-3.0.1.tgz",
+      "integrity": "sha512-FXMe9GfxTxqd5D6jFsQ+DJ8BJS4E/fT5mqqdjovykEB2oFbTMDVdg1MGFxfQW+FBOGoB++k8swBrgwSHT1cUXQ=="
     },
     "d3-scale": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-2.0.0.tgz",
-      "integrity": "sha512-Sa2Ny6CoJT7x6dozxPnvUQT61epGWsgppFvnNl8eJEzfJBG0iDBBTJAtz2JKem7Mb+NevnaZiDiIDHsuWkv6vg==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-4.0.2.tgz",
+      "integrity": "sha512-GZW464g1SH7ag3Y7hXjf8RoUuAFIqklOAq3MRl4OaWabTFJY9PN/E1YklhXLh+OQ3fM9yS2nOkCoS+WLZ6kvxQ==",
       "requires": {
-        "d3-array": "1.2.1",
-        "d3-collection": "1.0.4",
-        "d3-format": "1.2.2",
-        "d3-interpolate": "1.1.6",
-        "d3-time": "1.0.8",
-        "d3-time-format": "2.1.1"
+        "d3-array": "2.10.0 - 3",
+        "d3-format": "1 - 3",
+        "d3-interpolate": "1.2.0 - 3",
+        "d3-time": "2.1.1 - 3",
+        "d3-time-format": "2 - 4"
       }
     },
     "d3-scale-chromatic": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/d3-scale-chromatic/-/d3-scale-chromatic-1.2.0.tgz",
-      "integrity": "sha512-qQUhLi8fPe/F0b0M46C6eFUbms5IIMHuhJ5DKjjzBUvm1b6aPtygJzGbrMdMUD/ckLBq+NdWwHeN2cpMDp4Q5Q==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-scale-chromatic/-/d3-scale-chromatic-3.0.0.tgz",
+      "integrity": "sha512-Lx9thtxAKrO2Pq6OO2Ua474opeziKr279P/TKZsMAhYyNDD3EnCffdbgeSYN5O7m2ByQsxtuP2CSDczNUIZ22g==",
       "requires": {
-        "d3-color": "1.0.3",
-        "d3-interpolate": "1.1.6"
+        "d3-color": "1 - 3",
+        "d3-interpolate": "1 - 3"
       }
     },
     "d3-selection": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/d3-selection/-/d3-selection-1.3.0.tgz",
-      "integrity": "sha512-qgpUOg9tl5CirdqESUAu0t9MU/t3O9klYfGfyKsXEmhyxyzLpzpeh08gaxBUTQw1uXIOkr/30Ut2YRjSSxlmHA=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-selection/-/d3-selection-3.0.0.tgz",
+      "integrity": "sha512-fmTRWbNMmsmWq6xJV8D19U/gw/bwrHfNXxrIN+HfZgnzqTHp9jOmKMhsTUjXOJnZOdZY9Q28y4yebKzqDKlxlQ=="
     },
     "d3-shape": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/d3-shape/-/d3-shape-1.2.0.tgz",
-      "integrity": "sha1-RdAVOPBkuv0F6j1tLLdI/YxB93c=",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-shape/-/d3-shape-3.1.0.tgz",
+      "integrity": "sha512-tGDh1Muf8kWjEDT/LswZJ8WF85yDZLvVJpYU9Nq+8+yW1Z5enxrmXOhTArlkaElU+CTn0OTVNli+/i+HP45QEQ==",
       "requires": {
-        "d3-path": "1.0.5"
+        "d3-path": "1 - 3"
       }
     },
     "d3-time": {
-      "version": "1.0.8",
-      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-1.0.8.tgz",
-      "integrity": "sha512-YRZkNhphZh3KcnBfitvF3c6E0JOFGikHZ4YqD+Lzv83ZHn1/u6yGenRU1m+KAk9J1GnZMnKcrtfvSktlA1DXNQ=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-3.0.0.tgz",
+      "integrity": "sha512-zmV3lRnlaLI08y9IMRXSDshQb5Nj77smnfpnd2LrBa/2K281Jijactokeak14QacHs/kKq0AQ121nidNYlarbQ==",
+      "requires": {
+        "d3-array": "2 - 3"
+      }
     },
     "d3-time-format": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-2.1.1.tgz",
-      "integrity": "sha512-8kAkymq2WMfzW7e+s/IUNAtN/y3gZXGRrdGfo6R8NKPAA85UBTxZg5E61bR6nLwjPjj4d3zywSQe1CkYLPFyrw==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-4.1.0.tgz",
+      "integrity": "sha512-dJxPBlzC7NugB2PDLwo9Q8JiTR3M3e4/XANkreKSUxF8vvXKqm1Yfq4Q5dl8budlunRVlUUaDUgFt7eA8D6NLg==",
       "requires": {
-        "d3-time": "1.0.8"
+        "d3-time": "1 - 3"
       }
     },
     "d3-timer": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/d3-timer/-/d3-timer-1.0.7.tgz",
-      "integrity": "sha512-vMZXR88XujmG/L5oB96NNKH5lCWwiLM/S2HyyAQLcjWJCloK5shxta4CwOFYLZoY3AWX73v8Lgv4cCAdWtRmOA=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-timer/-/d3-timer-3.0.1.tgz",
+      "integrity": "sha512-ndfJ/JxxMd3nw31uyKoY2naivF+r29V+Lc0svZxe1JvvIRmi8hUsrMvdOwgS1o6uBHmiz91geQ0ylPP0aj1VUA=="
     },
     "d3-transition": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-1.1.1.tgz",
-      "integrity": "sha512-xeg8oggyQ+y5eb4J13iDgKIjUcEfIOZs2BqV/eEmXm2twx80wTzJ4tB4vaZ5BKfz7XsI/DFmQL5me6O27/5ykQ==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-3.0.1.tgz",
+      "integrity": "sha512-ApKvfjsSR6tg06xrL434C0WydLr7JewBB3V+/39RMHsaXTOG0zmt/OAXeng5M5LBm0ojmxJrpomQVZ1aPvBL4w==",
       "requires": {
-        "d3-color": "1.0.3",
-        "d3-dispatch": "1.0.3",
-        "d3-ease": "1.0.3",
-        "d3-interpolate": "1.1.6",
-        "d3-selection": "1.3.0",
-        "d3-timer": "1.0.7"
+        "d3-color": "1 - 3",
+        "d3-dispatch": "1 - 3",
+        "d3-ease": "1 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-timer": "1 - 3"
       }
     },
-    "d3-voronoi": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/d3-voronoi/-/d3-voronoi-1.1.2.tgz",
-      "integrity": "sha1-Fodmfo8TotFYyAwUgMWinLDYlzw="
-    },
     "d3-zoom": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-1.7.1.tgz",
-      "integrity": "sha512-sZHQ55DGq5BZBFGnRshUT8tm2sfhPHFnOlmPbbwTkAoPeVdRTkB4Xsf9GCY0TSHrTD8PeJPZGmP/TpGicwJDJQ==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-3.0.0.tgz",
+      "integrity": "sha512-b8AmV3kfQaqWAuacbPuNbL6vahnOJflOhexLzMMNLga62+/nh0JzvJ0aO/5a5MVgUFGS7Hu1P9P03o3fJkDCyw==",
       "requires": {
-        "d3-dispatch": "1.0.3",
-        "d3-drag": "1.2.1",
-        "d3-interpolate": "1.1.6",
-        "d3-selection": "1.3.0",
-        "d3-transition": "1.1.1"
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "2 - 3",
+        "d3-transition": "2 - 3"
       }
     },
     "date-now": {
@@ -2761,6 +2776,14 @@
         }
       }
     },
+    "delaunator": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/delaunator/-/delaunator-5.0.0.tgz",
+      "integrity": "sha512-AyLvtyJdbv/U1GkiS6gUUzclRoAY4Gs75qkMygJJhU75LW4DNuSF2RMzpxs9jw9Oz1BobHjTdkG3zdP55VxAqw==",
+      "requires": {
+        "robust-predicates": "^3.0.0"
+      }
+    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -5030,7 +5053,8 @@
     "iconv-lite": {
       "version": "0.4.19",
       "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.19.tgz",
-      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ=="
+      "integrity": "sha512-oTZqweIP51xaGPI4uPa56/Pri/480R+mo7SeU+YETByQNhDG55ycFyNLIgta9vXhILrxXDmF7ZGhqZIcuN0gJQ==",
+      "dev": true
     },
     "icss-replace-symbols": {
       "version": "1.1.0",
@@ -5173,6 +5197,11 @@
         "ipaddr.js": "1.6.0"
       }
     },
+    "internmap": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/internmap/-/internmap-2.0.3.tgz",
+      "integrity": "sha512-5Hh7Y1wQbvY5ooGgPbDaL5iYLAPzMTUrjMulskHLH6wnv/A+1q5rgEaiuqEjB+oxGXIVZs1FF+R/KPN3ZSQYYg=="
+    },
     "interpret": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.1.0.tgz",
@@ -9122,6 +9151,11 @@
         "inherits": "2.0.3"
       }
     },
+    "robust-predicates": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/robust-predicates/-/robust-predicates-3.0.1.tgz",
+      "integrity": "sha512-ndEIpszUHiG4HtDsQLeIuMvRsDnn8c8rYStabochtUeCvfuvNptb5TUbVD68LRAILPX7p9nqQGh4xJgn3EHS/g=="
+    },
     "run-queue": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/run-queue/-/run-queue-1.0.3.tgz",
@@ -9134,7 +9168,7 @@
     "rw": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/rw/-/rw-1.3.3.tgz",
-      "integrity": "sha1-P4Yt+pGrdmsUiF700BEkv9oHT7Q="
+      "integrity": "sha512-PdhdWy89SiZogBLaw42zdeqtRJ//zFd2PgQavcICDUgJT5oW10QCRKbJ6bg4r0/UY2M6BWd5tkxuGFRvCkgfHQ=="
     },
     "safe-buffer": {
       "version": "5.1.1",
@@ -9151,6 +9185,11 @@
         "ret": "0.1.15"
       }
     },
+    "safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
+    },
     "sax": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
diff --git a/package.json b/package.json
index fff7c93..2f2248f 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "atob": "^2.1.2",
-    "d3": "^5.0.0",
+    "d3": "^7.6.1",
     "macaddress": "^0.2.9",
     "node-macaddress": "^0.2.4",
     "randomatic": "^3.1.0",