Added Filebrowser app

Template/template.json

@@ -1,4 +1,31 @@
 [
+  {
+    "type": 1,
+    "title": "FileBrowser",
+    "name": "Filebrowser",
+    "description": "Web File Browser which can be used as a middleware or standalone app.",
+    "logo": "https://raw.githubusercontent.com/SelfhostedPro/selfhosted_templates/master/Images/filebrowser.png",
+    "image": "80x86/filebrowser:latest",
+    "categories": [
+      "Other",
+      "Tools"
+    ],
+    "platform": "linux",
+    "restart_policy": "unless-stopped",
+    "ports": [
+      "8082:8082/tcp"
+    ],
+    "volumes": [
+      {
+        "container": "/config",
+        "bind": "/portainer/Files/AppData/Config/FileBrowser"
+      },
+      {
+        "container": "/myfiles",
+        "bind": "/portainer/Files/AppData/Config"
+      }
+    ]
+  },
   {
     "type": 1,
     "title": "DashMachine",