diff --git a/package-lock.json b/package-lock.json
index 00131d6..b2c09af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -177,39 +177,123 @@
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-          "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
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+          "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
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           "dev": true,
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-            "source-map": "0.5.7"
+            "buffer-from": "^1.0.0",
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@@ -1201,6 +1285,12 @@
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       "integrity": "sha1-kbx0sR6kBbyRa8aqkI+q+ltKrEs="
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+      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
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+    },
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@@ -1410,6 +1500,25 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/clone-deep/-/clone-deep-4.0.1.tgz",
+      "integrity": "sha512-neHB9xuzh/wk0dIHweyAXv2aPGZIVk3pLMe+/RNzINf17fe0OG96QroktYAUm7SM1PBnzTabaLboqqxDyMU+SQ==",
+      "dev": true,
+      "requires": {
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+        "kind-of": "^6.0.2",
+        "shallow-clone": "^3.0.0"
+      },
+      "dependencies": {
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+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.3.tgz",
+          "integrity": "sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==",
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+        }
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@@ -2286,7 +2395,8 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -2337,7 +2447,8 @@
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           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -2352,6 +2463,7 @@
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           "bundled": true,
           "dev": true,
+          "optional": true,
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           }
@@ -2360,6 +2472,7 @@
           "version": "2.10.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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           }
@@ -2368,6 +2481,7 @@
           "version": "1.1.7",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -2376,7 +2490,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2393,12 +2508,14 @@
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           "version": "1.1.0",
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.0.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -2406,22 +2523,26 @@
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-          "dev": true
+          "dev": true,
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           "version": "1.1.0",
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-          "dev": true
+          "dev": true,
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           "version": "2.0.5",
           "bundled": true,
           "dev": true,
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@@ -2461,7 +2582,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2493,7 +2615,8 @@
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-          "dev": true
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@@ -2515,12 +2638,14 @@
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           "bundled": true,
           "dev": true,
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@@ -2576,6 +2701,7 @@
           "version": "7.1.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -2588,7 +2714,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2616,6 +2743,7 @@
           "version": "3.1.3",
           "bundled": true,
           "dev": true,
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@@ -2626,7 +2754,8 @@
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+          "dev": true,
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@@ -2643,6 +2772,7 @@
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@@ -2651,7 +2781,8 @@
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-          "dev": true
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@@ -2663,6 +2794,7 @@
           "version": "1.0.0",
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           "dev": true,
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@@ -2676,7 +2808,8 @@
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@@ -2749,12 +2882,14 @@
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           "bundled": true,
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@@ -2763,6 +2898,7 @@
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           "dev": true,
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@@ -2770,12 +2906,14 @@
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           "bundled": true,
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@@ -2830,7 +2968,8 @@
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-          "dev": true
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@@ -2848,6 +2987,7 @@
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           "dev": true,
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@@ -2877,7 +3017,8 @@
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@@ -2888,7 +3029,8 @@
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@@ -2926,6 +3068,7 @@
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@@ -2970,6 +3113,7 @@
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@@ -2977,7 +3121,8 @@
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@@ -3001,6 +3146,7 @@
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@@ -3034,6 +3180,7 @@
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@@ -3044,6 +3191,7 @@
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@@ -3058,6 +3206,7 @@
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@@ -3072,6 +3221,7 @@
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@@ -3127,7 +3277,8 @@
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@@ -3156,7 +3307,8 @@
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-          "dev": true
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@@ -3677,6 +3829,23 @@
       "integrity": "sha1-caUMhCnfync8kqOQpKA7OfzVHT4=",
       "dev": true
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+      "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-2.0.4.tgz",
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+      "dev": true,
+      "requires": {
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+          "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
+          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
+          "dev": true
+        }
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@@ -4490,12 +4659,12 @@
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+      "resolved": "https://registry.npmjs.org/pirates/-/pirates-4.0.1.tgz",
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+        "node-modules-regexp": "^1.0.0"
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@@ -5011,6 +5180,23 @@
       "integrity": "sha1-SysbJ+uAip+NzEgaWOXlb1mfP2E=",
       "dev": true
     },
+    "shallow-clone": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/shallow-clone/-/shallow-clone-3.0.1.tgz",
+      "integrity": "sha512-/6KqX+GVUdqPuPPd2LxDDxzX6CAbjJehAAOKlNpqqUpAqPM6HeL8f+o3a+JsyGjn2lv0WY8UsTgUJjU9Ok55NA==",
+      "dev": true,
+      "requires": {
+        "kind-of": "^6.0.2"
+      },
+      "dependencies": {
+        "kind-of": {
+          "version": "6.0.3",
+          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.3.tgz",
+          "integrity": "sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==",
+          "dev": true
+        }
+      }
+    },
     "shallow-copy": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/shallow-copy/-/shallow-copy-0.0.1.tgz",
@@ -5400,16 +5586,6 @@
       "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc=",
       "dev": true
     },
-    "todomvc-app-css": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/todomvc-app-css/-/todomvc-app-css-2.1.0.tgz",
-      "integrity": "sha1-tvJxbTOa+i5feZNH0qSLBTliQqU="
-    },
-    "todomvc-common": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/todomvc-common/-/todomvc-common-1.0.4.tgz",
-      "integrity": "sha512-AA0Z4exovEqubhbZCrzzn9roVT4zvOncS319p2zIc4CsNe5B9TLL7Sei1NIV6d+WrgR5rOi+y0I9Y6GE7xgNOw=="
-    },
     "trim-newlines": {
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