diff --git a/vuejs/sample/package-lock.json b/vuejs/sample/package-lock.json
index 3700667..1b1df29 100644
--- a/vuejs/sample/package-lock.json
+++ b/vuejs/sample/package-lock.json
@@ -1063,6 +1063,7 @@
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 			"integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
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@@ -1217,7 +1218,7 @@
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-					"resolved": "http://registry.npmjs.org/util/-/util-0.10.3.tgz",
+					"resolved": "https://registry.npmjs.org/util/-/util-0.10.3.tgz",
 					"integrity": "sha1-evsa/lCAUkZInj23/g7TeTNqwPk=",
 					"dev": true,
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@@ -1238,7 +1239,7 @@
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 		"async": {
 			"version": "1.5.2",
-			"resolved": "http://registry.npmjs.org/async/-/async-1.5.2.tgz",
+			"resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
 			"integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo="
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@@ -1246,11 +1247,6 @@
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 			"integrity": "sha1-GdOGodntxufByF04iu28xW0zYC0="
 		},
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@@ -1279,7 +1275,7 @@
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 				"buffer": {
 					"version": "4.9.1",
-					"resolved": "http://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
+					"resolved": "https://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
 					"integrity": "sha1-bRu2AbB6TvztlwlBMgkwJ8lbwpg=",
 					"requires": {
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@@ -1405,24 +1401,14 @@
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-			"integrity": "sha1-R2iMuZu2gE8OBtPnY7HDLlfY5rY="
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 		"basic-auth": {
 			"version": "1.1.0",
-			"resolved": "http://registry.npmjs.org/basic-auth/-/basic-auth-1.1.0.tgz",
+			"resolved": "https://registry.npmjs.org/basic-auth/-/basic-auth-1.1.0.tgz",
 			"integrity": "sha1-RSIe5Cn37h5QNb4/UVM/HN/SmIQ="
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@@ -1449,14 +1435,6 @@
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@@ -1744,11 +1722,6 @@
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-			"integrity": "sha1-KAOY5dZkvXQDi28JBRU+borxvCA="
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@@ -1809,7 +1782,7 @@
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 			"version": "1.5.2",
-			"resolved": "http://registry.npmjs.org/chokidar/-/chokidar-1.5.2.tgz",
+			"resolved": "https://registry.npmjs.org/chokidar/-/chokidar-1.5.2.tgz",
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@@ -2388,13 +2361,13 @@
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 					"version": "0.5.0",
-					"resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+					"resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
 					"integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
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 				"regexpu-core": {
 					"version": "1.0.0",
-					"resolved": "http://registry.npmjs.org/regexpu-core/-/regexpu-core-1.0.0.tgz",
+					"resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-1.0.0.tgz",
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@@ -2405,13 +2378,13 @@
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 					"version": "0.2.0",
-					"resolved": "http://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
+					"resolved": "https://registry.npmjs.org/regjsgen/-/regjsgen-0.2.0.tgz",
 					"integrity": "sha1-bAFq3qxVT3WCP+N6wFuS1aTtsfc=",
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 					"version": "0.1.5",
-					"resolved": "http://registry.npmjs.org/regjsparser/-/regjsparser-0.1.5.tgz",
+					"resolved": "https://registry.npmjs.org/regjsparser/-/regjsparser-0.1.5.tgz",
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@@ -2589,7 +2562,7 @@
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 					"version": "1.1.3",
-					"resolved": "http://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
+					"resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
 					"integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs=",
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@@ -2733,49 +2706,6 @@
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-			"resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-3.3.1.tgz",
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@@ -3327,7 +3257,8 @@
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 				"ansi-regex": {
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+					"bundled": true,
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@@ -3345,11 +3276,13 @@
 				},
 				"balanced-match": {
 					"version": "1.0.0",
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+					"bundled": true,
+					"optional": true
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 				"brace-expansion": {
 					"version": "1.1.11",
 					"bundled": true,
+					"optional": true,
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@@ -3362,15 +3295,18 @@
 				},
 				"code-point-at": {
 					"version": "1.1.0",
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+					"bundled": true,
+					"optional": true
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 				"concat-map": {
 					"version": "0.0.1",
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+					"bundled": true,
+					"optional": true
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 				"console-control-strings": {
 					"version": "1.1.0",
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+					"bundled": true,
+					"optional": true
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 				"core-util-is": {
 					"version": "1.0.2",
@@ -3473,7 +3409,8 @@
 				},
 				"inherits": {
 					"version": "2.0.3",
-					"bundled": true
+					"bundled": true,
+					"optional": true
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 				"ini": {
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@@ -3483,6 +3420,7 @@
 				"is-fullwidth-code-point": {
 					"version": "1.0.0",
 					"bundled": true,
+					"optional": true,
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 					}
@@ -3495,17 +3433,20 @@
 				"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",
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@@ -3522,6 +3463,7 @@
 				"mkdirp": {
 					"version": "0.5.1",
 					"bundled": true,
+					"optional": true,
 					"requires": {
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@@ -3594,7 +3536,8 @@
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@@ -3604,6 +3547,7 @@
 				"once": {
 					"version": "1.4.0",
 					"bundled": true,
+					"optional": true,
 					"requires": {
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@@ -3679,7 +3623,8 @@
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@@ -3709,6 +3654,7 @@
 				"string-width": {
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+					"optional": true,
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@@ -3726,6 +3672,7 @@
 				"strip-ansi": {
 					"version": "3.0.1",
 					"bundled": true,
+					"optional": true,
 					"requires": {
 						"ansi-regex": "^2.0.0"
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@@ -3764,11 +3711,13 @@
 				},
 				"wrappy": {
 					"version": "1.0.2",
-					"bundled": true
+					"bundled": true,
+					"optional": true
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 				"yallist": {
 					"version": "3.0.2",
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+					"bundled": true,
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@@ -4033,7 +3982,7 @@
 			"dependencies": {
 				"handlebars": {
 					"version": "4.0.5",
-					"resolved": "http://registry.npmjs.org/handlebars/-/handlebars-4.0.5.tgz",
+					"resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.0.5.tgz",
 					"integrity": "sha1-ksbta7FkEQxQ1NjQ+93HCAbG+Oc=",
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@@ -4044,7 +3993,7 @@
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-					"resolved": "http://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
+					"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
 					"integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
 					"requires": {
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@@ -4131,7 +4080,7 @@
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 				"json5": {
 					"version": "0.5.1",
-					"resolved": "http://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
+					"resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
 					"integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
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@@ -4198,7 +4147,7 @@
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 			"version": "1.6.3",
-			"resolved": "http://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
+			"resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.6.3.tgz",
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@@ -4404,7 +4353,7 @@
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-			"resolved": "http://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
+			"resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
 			"integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
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@@ -4431,7 +4380,7 @@
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-			"resolved": "http://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
+			"resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
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@@ -4645,7 +4594,7 @@
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-			"resolved": "http://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
+			"resolved": "https://registry.npmjs.org/json5/-/json5-1.0.1.tgz",
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@@ -4777,7 +4726,7 @@
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-					"resolved": "http://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
+					"resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
 					"integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
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@@ -4842,7 +4791,8 @@
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-			"integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc="
+			"integrity": "sha1-MKCy2jj3N3DoKUoNIuZiXtd9AJc=",
+			"optional": true
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-					"resolved": "http://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
+					"resolved": "https://registry.npmjs.org/buffer/-/buffer-4.9.1.tgz",
 					"integrity": "sha1-bRu2AbB6TvztlwlBMgkwJ8lbwpg=",
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@@ -5411,11 +5361,6 @@
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@@ -6320,7 +6249,7 @@
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-							"resolved": "http://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
+							"resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
 							"integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
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@@ -6338,7 +6267,7 @@
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