diff --git a/package-lock.json b/package-lock.json
index 2b49861..dd5dd5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-filebrowser",
-  "version": "0.0.51",
+  "version": "0.0.55",
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@@ -608,7 +608,7 @@
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -634,7 +634,7 @@
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
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@@ -1689,7 +1689,7 @@
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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",
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@@ -1712,7 +1712,7 @@
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-      "resolved": "http://registry.npmjs.org/async/-/async-1.5.2.tgz",
+      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
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@@ -1791,7 +1791,7 @@
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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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@@ -2040,7 +2040,7 @@
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
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@@ -2315,7 +2315,7 @@
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-      "resolved": "http://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
+      "resolved": "https://registry.npmjs.org/cacache/-/cacache-10.0.4.tgz",
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@@ -3259,7 +3259,7 @@
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-          "resolved": "http://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
+          "resolved": "https://registry.npmjs.org/globby/-/globby-6.1.0.tgz",
           "integrity": "sha1-9abXDoOV4hyFj7BInWTfAkJNUGw=",
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@@ -3272,7 +3272,7 @@
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-              "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+              "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
               "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
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@@ -3646,7 +3646,7 @@
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-          "resolved": "http://registry.npmjs.org/source-map/-/source-map-0.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.2.0.tgz",
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@@ -3958,7 +3958,7 @@
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-          "resolved": "http://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
+          "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
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@@ -4177,7 +4177,7 @@
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-      "resolved": "http://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.1.tgz",
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@@ -4371,7 +4371,8 @@
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+          "dev": true,
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@@ -4392,12 +4393,14 @@
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-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "1.1.11",
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+          "optional": true,
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@@ -4412,17 +4415,20 @@
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+          "dev": true,
+          "optional": true
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           "version": "0.0.1",
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+          "dev": true,
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+          "dev": true,
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@@ -4539,7 +4545,8 @@
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           "version": "2.0.3",
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-          "dev": true
+          "dev": true,
+          "optional": true
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@@ -4551,6 +4558,7 @@
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+          "optional": true,
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@@ -4565,6 +4573,7 @@
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+          "optional": true,
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@@ -4572,12 +4581,14 @@
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           "version": "0.0.8",
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+          "dev": true,
+          "optional": true
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+          "optional": true,
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@@ -4596,6 +4607,7 @@
           "version": "0.5.1",
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+          "optional": true,
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@@ -4676,7 +4688,8 @@
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           "version": "1.0.1",
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+          "dev": true,
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@@ -4688,6 +4701,7 @@
           "version": "1.4.0",
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+          "optional": true,
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@@ -4773,7 +4787,8 @@
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@@ -4809,6 +4824,7 @@
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@@ -4828,6 +4844,7 @@
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+          "optional": true,
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@@ -4871,12 +4888,14 @@
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           "version": "1.0.2",
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+          "dev": true,
+          "optional": true
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@@ -4937,7 +4956,7 @@
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-      "resolved": "http://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
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@@ -5738,7 +5757,7 @@
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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",
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@@ -5788,7 +5807,7 @@
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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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@@ -6348,7 +6367,7 @@
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+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/core-js/-/core-js-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.3.0.tgz",
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-          "resolved": "http://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
+          "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-3.0.2.tgz",
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@@ -6456,7 +6475,7 @@
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+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.0.6.tgz",
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@@ -6669,7 +6688,7 @@
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-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
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+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
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@@ -10438,7 +10451,7 @@
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@@ -10458,7 +10471,7 @@
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@@ -10529,7 +10542,7 @@
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