Bump handlebars to version 4.0.5

bower.json

 {
-  "name": "ownCloud",
-  "version": "8.2 pre alpha",
-  "homepage": "https://www.owncloud.org",
+  "name": "Nextcloud",
+  "version": "11 alpha",
+  "homepage": "https://www.nextcloud.com",
   "license": "AGPL",
   "private": true,
   "ignore": [
@@ -14,7 +14,7 @@
   ],
   "dependencies": {
     "blueimp-md5": "~1.1.0",
-    "handlebars": "~1.3.0",
+    "handlebars": "^4.0.5",
     "jcrop": "~0.9.12",
     "jquery": "~2.2.0",
     "jquery-migrate": "~1.4.0",

core/vendor/handlebars/.bower.json

 {
   "name": "handlebars",
-  "version": "1.3.0",
+  "version": "4.0.5",
   "main": "handlebars.js",
+  "license": "MIT",
   "dependencies": {},
   "homepage": "https://github.com/components/handlebars.js",
-  "_release": "1.3.0",
+  "_release": "4.0.5",
   "_resolution": {
     "type": "version",
-    "tag": "v1.3.0",
-    "commit": "ddd21a44be399ae4de486ddd868bacf84e92b9c4"
+    "tag": "v4.0.5",
+    "commit": "9b7adf2df23cf0ecc7bd60b43d43989e63222f5a"
   },
-  "_source": "git://github.com/components/handlebars.js.git",
-  "_target": "~1.3.0",
+  "_source": "https://github.com/components/handlebars.js.git",
+  "_target": "^4.0.5",
   "_originalSource": "handlebars"
 }
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