diff --git a/example/package-lock.json b/example/package-lock.json
index 65f06e2..b506390 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -209,7 +209,8 @@
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       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+      "optional": true
     },
     "ansi-styles": {
       "version": "3.2.1",
@@ -571,9 +572,9 @@
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-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.0.0.tgz",
-      "integrity": "sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA=="
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
+      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
     },
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@@ -583,6 +584,16 @@
         "ansi-styles": "^3.2.1",
         "escape-string-regexp": "^1.0.5",
         "supports-color": "^5.3.0"
+      },
+      "dependencies": {
+        "supports-color": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        }
       }
     },
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@@ -649,40 +660,41 @@
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-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
-      "integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
+      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
       "requires": {
-        "string-width": "^2.1.1",
-        "strip-ansi": "^4.0.0",
-        "wrap-ansi": "^2.0.0"
+        "string-width": "^3.1.0",
+        "strip-ansi": "^5.2.0",
+        "wrap-ansi": "^5.1.0"
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-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.1.tgz",
+          "integrity": "sha512-ILlv4k/3f6vfQ4OoP2AGvirOktlQ98ZEL1k9FaQjxa3L1abBgbuTDAdPOpvbGncC0BTVQrl+OM8xZGK6tWXt7g=="
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-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
+          "integrity": "sha512-VHskAKYM8RfSFXwee5t5cbN5PZeq1Wrh6qd5bkyiXIf6UQcN6w/A0eXM9r6t8d+GYOh+o6ZhiEnb88LN/Y8m2w=="
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-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
-          "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
           "requires": {
+            "emoji-regex": "^7.0.1",
             "is-fullwidth-code-point": "^2.0.0",
-            "strip-ansi": "^4.0.0"
+            "strip-ansi": "^5.1.0"
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         "strip-ansi": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
           "requires": {
-            "ansi-regex": "^3.0.0"
+            "ansi-regex": "^4.1.0"
           }
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@@ -690,7 +702,8 @@
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       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
-      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
+      "optional": true
     },
     "collection-visit": {
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@@ -712,7 +725,7 @@
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-      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU="
+      "integrity": "sha512-72fSenhMw2HZMTVHeCA9KCmpEIbzWiQsjN+BHcBbS9vr1mtt+vJjPdksIBNUmKAW8TFUDPJK5SUU3QhE9NEXDw=="
     },
     "commander": {
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@@ -872,7 +885,7 @@
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       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
+      "integrity": "sha512-z2S+W9X73hAUUki+N+9Za2lBlun89zigOyGrsax+KUQ6wKW4ZoWpEYBkGhQjwAjjDCkWxhY0VKEhk8wzY7F5cA=="
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     "decode-uri-component": {
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@@ -948,7 +961,7 @@
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       "resolved": "https://registry.npmjs.org/detect-file/-/detect-file-1.0.0.tgz",
-      "integrity": "sha1-8NZtA2cqglyxtzvbP+YjEMjlUrc="
+      "integrity": "sha512-DtCOLG98P007x7wiiOmfI0fi3eIKyWiLTGJ2MDnVi/E04lWGbf+JzrRHMm0rgIIZJGtHpKpbVgLWHrv8xXpc3Q=="
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     "detect-libc": {
       "version": "1.0.3",
@@ -996,6 +1009,11 @@
         "minimalistic-crypto-utils": "^1.0.0"
       }
     },
+    "emoji-regex": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
+      "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA=="
+    },
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       "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-2.1.0.tgz",
@@ -1053,7 +1071,7 @@
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-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ="
+      "integrity": "sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg=="
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@@ -1091,20 +1109,6 @@
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-      "resolved": "https://registry.npmjs.org/execa/-/execa-1.0.0.tgz",
-      "integrity": "sha512-adbxcyWV46qiHyvSp50TKt05tB4tK3HcmF7/nxfAdhnox83seTDbwnaqKO4sXRy7roHAIFqJP/Rw/AuEbX61LA==",
-      "requires": {
-        "cross-spawn": "^6.0.0",
-        "get-stream": "^4.0.0",
-        "is-stream": "^1.1.0",
-        "npm-run-path": "^2.0.0",
-        "p-finally": "^1.0.0",
-        "signal-exit": "^3.0.0",
-        "strip-eof": "^1.0.0"
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@@ -1140,7 +1144,7 @@
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-      "integrity": "sha1-l+gBqgUt8CRU3kawK/YhZCzchQI=",
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@@ -1278,24 +1282,14 @@
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-      "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-2.0.0.tgz",
-      "integrity": "sha1-kyaxSIwi0aYIhlCoaQGy2akKLLw=",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-3.0.0.tgz",
+      "integrity": "sha512-YbffarhcicEhOrm4CtrwdKBdCuz576RLdhJDsIfvNtxUuhdRet1qZcsMjqbePtAseKdAnDyM/IyXbu7PRPRLYg==",
       "requires": {
         "detect-file": "^1.0.0",
-        "is-glob": "^3.1.0",
+        "is-glob": "^4.0.0",
         "micromatch": "^3.0.4",
         "resolve-dir": "^1.0.1"
-      },
-      "dependencies": {
-        "is-glob": {
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-          "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-3.1.0.tgz",
-          "integrity": "sha1-e6WuJCF4BKxwcHuWkiVnSGzD6Eo=",
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-          }
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@@ -1386,17 +1380,9 @@
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-      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
-      "integrity": "sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w=="
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-    "get-stream": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-4.1.0.tgz",
-      "integrity": "sha512-GMat4EJ5161kIy2HevLlr4luNjBgvmj413KaQA7jt4V8B4RDsfpHk7WQ9GVqfYyyx8OS/L66Kox+rJRNklLK7w==",
-      "requires": {
-        "pump": "^3.0.0"
-      }
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg=="
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     "get-value": {
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@@ -1436,24 +1422,29 @@
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-      "resolved": "https://registry.npmjs.org/global-modules/-/global-modules-1.0.0.tgz",
-      "integrity": "sha512-sKzpEkf11GpOFuw0Zzjzmt4B4UZwjOcG757PPvrfhxcLFbq0wpsgpOqxpxtxFiCG4DtG93M6XRVbF2oGdev7bg==",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/global-modules/-/global-modules-2.0.0.tgz",
+      "integrity": "sha512-NGbfmJBp9x8IxyJSd1P+otYK8vonoJactOogrVfFRIAEY1ukil8RSKDz2Yo7wh1oihl51l/r6W4epkeKJHqL8A==",
       "requires": {
-        "global-prefix": "^1.0.1",
-        "is-windows": "^1.0.1",
-        "resolve-dir": "^1.0.0"
+        "global-prefix": "^3.0.0"
+      },
+      "dependencies": {
+        "global-prefix": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/global-prefix/-/global-prefix-3.0.0.tgz",
+          "integrity": "sha512-awConJSVCHVGND6x3tmMaKcQvwXLhjdkmomy2W+Goaui8YPgYgXJZewhg3fWC+DlfqqQuWg8AwqjGTD2nAPVWg==",
+          "requires": {
+            "ini": "^1.3.5",
+            "kind-of": "^6.0.2",
+            "which": "^1.3.1"
+          }
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-    "global-modules-path": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/global-modules-path/-/global-modules-path-2.3.1.tgz",
-      "integrity": "sha512-y+shkf4InI7mPRHSo2b/k6ix6+NLDtyccYv86whhxrSGX9wjPX1VMITmrDbE1eh7zkzhiWtW2sHklJYoQ62Cxg=="
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-      "integrity": "sha1-2/dDxsFJklk8ZVVoy2btMsASLr4=",
+      "integrity": "sha512-5lsx1NUDHtSjfg0eHlmYvZKv8/nVqX4ckFbM+FrGcQ+04KWcWFo9P5MxPZYSzUvyzmdTbI7Eix8Q4IbELDqzKg==",
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@@ -1478,7 +1469,7 @@
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       "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
-      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0="
+      "integrity": "sha512-sKJf1+ceQBr4SMkvQnBDNDtf4TXpVhVGateu0t918bl30FnbE2m4vNLX+VWe/dpjlb+HugGYzW7uQXH98HPEYw=="
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     "has-symbols": {
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@@ -1549,9 +1540,9 @@
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-      "resolved": "https://registry.npmjs.org/homedir-polyfill/-/homedir-polyfill-1.0.1.tgz",
-      "integrity": "sha1-TCu8inWJmP7r9e1oWA921GdotLw=",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/homedir-polyfill/-/homedir-polyfill-1.0.3.tgz",
+      "integrity": "sha512-eSmmWE5bZTK2Nou4g0AI3zZ9rswp7GRKoKXS1BLUkvPviOqs4YTN1djQIqrXy9k5gEtdLPy86JjRwsNM9tnDcA==",
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@@ -1628,14 +1619,9 @@
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     "interpret": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.2.0.tgz",
-      "integrity": "sha512-mT34yGKMNceBQUoVn7iCDKDntA7SC6gycMAWzGx1z/CMCTV7b2AAtXlo3nRyHZ1FelRkQbQjprHSYGwzLtkVbw=="
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-    "invert-kv": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/invert-kv/-/invert-kv-2.0.0.tgz",
-      "integrity": "sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA=="
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.4.0.tgz",
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@@ -1727,6 +1713,7 @@
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       "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+      "optional": true,
       "requires": {
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@@ -1773,11 +1760,6 @@
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-      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
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@@ -1799,7 +1781,7 @@
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-      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
+      "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw=="
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@@ -1829,19 +1811,6 @@
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-      "resolved": "https://registry.npmjs.org/lcid/-/lcid-2.0.0.tgz",
-      "integrity": "sha512-avPEb8P8EGnwXKClwsNUgryVjllcRqtMYa49NTsbQagYuT1DcXnl1915oxWjoyGrXR6zH/Y0Zc96xWsPcoDKeA==",
-      "requires": {
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-      "resolved": "https://registry.npmjs.org/lightercollective/-/lightercollective-0.1.0.tgz",
-      "integrity": "sha512-J9tg5uraYoQKaWbmrzDDexbG6hHnMcWS1qLYgJSWE+mpA3U5OCSeMUhb+K55otgZJ34oFdR0ECvdIb3xuO5JOQ=="
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@@ -1887,14 +1856,6 @@
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@@ -1918,16 +1879,6 @@
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-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.1.tgz",
+          "integrity": "sha512-ILlv4k/3f6vfQ4OoP2AGvirOktlQ98ZEL1k9FaQjxa3L1abBgbuTDAdPOpvbGncC0BTVQrl+OM8xZGK6tWXt7g=="
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           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
+          "integrity": "sha512-VHskAKYM8RfSFXwee5t5cbN5PZeq1Wrh6qd5bkyiXIf6UQcN6w/A0eXM9r6t8d+GYOh+o6ZhiEnb88LN/Y8m2w=="
         },
         "string-width": {
-          "version": "2.1.1",
-          "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
-          "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
           "requires": {
+            "emoji-regex": "^7.0.1",
             "is-fullwidth-code-point": "^2.0.0",
-            "strip-ansi": "^4.0.0"
+            "strip-ansi": "^5.1.0"
           }
         },
         "strip-ansi": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
           "requires": {
-            "ansi-regex": "^3.0.0"
+            "ansi-regex": "^4.1.0"
           }
         }
       }
     },
     "yargs-parser": {
-      "version": "11.1.1",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
-      "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
+      "version": "13.1.2",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
+      "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
       "requires": {
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         "decamelize": "^1.2.0"
diff --git a/example/package.json b/example/package.json
index 7b6d767..5adb483 100644
--- a/example/package.json
+++ b/example/package.json
@@ -8,6 +8,6 @@
     "babel-loader": "^8.0.5",
     "react-resizable-rotatable-draggable": "file:../",
     "webpack": "^4.28.4",
-    "webpack-cli": "^3.2.1"
+    "webpack-cli": "^3.3.12"
   }
 }