diff --git a/demo/package-lock.json b/demo/package-lock.json
index 2857bdc..dad04ec 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -1547,6 +1547,7 @@
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       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
       "dev": true,
+      "optional": true,
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@@ -1863,7 +1864,7 @@
         },
         "chalk": {
           "version": "1.1.3",
-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
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@@ -2569,18 +2570,21 @@
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         "@capacitor/core": {
           "version": "1.0.0-beta.7",
-          "bundled": true,
+          "resolved": "https://registry.npmjs.org/@capacitor/core/-/core-1.0.0-beta.7.tgz",
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           "version": "1.9.3",
-          "bundled": true
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.3.tgz",
+          "integrity": "sha512-4krF8scpejhaOgqzBEcGM7yDIEfi0/8+8zDRZhNZZ2kjmHJ4hv3zCbQWxoJGz1iw5U0Jl0nma13xzHXcncMavQ=="
         },
         "typescript": {
           "version": "2.9.2",
-          "bundled": true
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-2.9.2.tgz",
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@@ -3333,7 +3337,8 @@
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       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
-      "dev": true
+      "dev": true,
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@@ -4493,7 +4498,8 @@
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         "ansi-regex": {
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+          "bundled": true,
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@@ -4511,11 +4517,13 @@
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         "balanced-match": {
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+          "bundled": true,
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@@ -4528,15 +4536,18 @@
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+          "bundled": true,
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           "version": "0.0.1",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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-          "bundled": true
+          "bundled": true,
+          "optional": true
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@@ -4639,7 +4650,8 @@
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         "inherits": {
           "version": "2.0.3",
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+          "bundled": true,
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@@ -4649,6 +4661,7 @@
         "is-fullwidth-code-point": {
           "version": "1.0.0",
           "bundled": true,
+          "optional": true,
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           }
@@ -4661,17 +4674,20 @@
         "minimatch": {
           "version": "3.0.4",
           "bundled": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
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         "minimist": {
           "version": "0.0.8",
-          "bundled": true
+          "bundled": true,
+          "optional": true
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         "minipass": {
           "version": "2.2.4",
           "bundled": true,
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@@ -4688,6 +4704,7 @@
         "mkdirp": {
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           "requires": {
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@@ -4760,7 +4777,8 @@
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+          "bundled": true,
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@@ -4770,6 +4788,7 @@
         "once": {
           "version": "1.4.0",
           "bundled": true,
+          "optional": true,
           "requires": {
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@@ -4845,7 +4864,8 @@
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+          "bundled": true,
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@@ -4875,6 +4895,7 @@
         "string-width": {
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           "bundled": true,
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@@ -4892,6 +4913,7 @@
         "strip-ansi": {
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+          "optional": true,
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@@ -4930,11 +4952,13 @@
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         "wrappy": {
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+          "bundled": true,
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@@ -4943,6 +4967,7 @@
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       "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
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@@ -5061,7 +5086,8 @@
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       "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
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@@ -6314,7 +6340,8 @@
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       "integrity": "sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI=",
-      "dev": true
+      "dev": true,
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@@ -7374,6 +7401,7 @@
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@@ -7386,7 +7414,8 @@
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           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
-          "dev": true
+          "dev": true,
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@@ -7418,9 +7447,9 @@
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-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.10.tgz",
-      "integrity": "sha512-UejweD1pDoXu+AD825lWwp4ZGtSwgnpZxb3JDViD7StjQz+Nb/6l093lx4OQ0foGWNRoc19mWy7BzL+UAK2iVg=="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
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@@ -7491,7 +7520,8 @@
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       "integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
-      "dev": true
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@@ -7552,7 +7582,8 @@
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       "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0=",
-      "dev": true
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+      "optional": true
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@@ -8098,7 +8129,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
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@@ -8690,6 +8721,7 @@
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       "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
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@@ -9028,7 +9060,7 @@
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-          "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
           "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
           "dev": true,
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@@ -9338,6 +9370,7 @@
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       "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
       "dev": true,
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@@ -9349,6 +9382,7 @@
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           "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
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@@ -9359,7 +9393,8 @@
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           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
-          "dev": true
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@@ -9368,6 +9403,7 @@
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       "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
       "dev": true,
+      "optional": true,
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@@ -9378,6 +9414,7 @@
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           "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
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@@ -9388,6 +9425,7 @@
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           "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
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@@ -9780,7 +9818,8 @@
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           "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-          "dev": true
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@@ -9806,6 +9845,7 @@
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           "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
           "dev": true,
+          "optional": true,
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@@ -9815,6 +9855,7 @@
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           "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
           "dev": true,
+          "optional": true,
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@@ -9826,6 +9867,7 @@
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           "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
           "dev": true,
+          "optional": true,
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@@ -10762,6 +10804,7 @@
       "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
       "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
       "dev": true,
+      "optional": true,
       "requires": {
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       }