Added Mstream app.

Template/template.json

@@ -77,6 +77,34 @@
       }
     ]
   },
+  {
+    "type": 1,
+    "title": "Mstream",
+    "name": "Mstream",
+    "description": "Mstream is a personal music streaming server. You can use mStream to stream your music from your home computer to any device, anywhere. There are mobile apps available for both Android and iPhone..",
+    "logo": "https://raw.githubusercontent.com/SelfhostedPro/selfhosted_templates/master/Images/mstream.png",
+    "image": "linuxserver/mstream:latest",
+    "categories": [
+      "Other",
+      "Music"
+    ],
+    "platform": "linux",
+    "restart_policy": "unless-stopped",
+    "ports": [
+      "3000:3000/tcp"
+    ],
+    "volumes": [
+      {
+        "container": "/config",
+        "bind": "/portainer/Files/AppData/Config/Mstream"
+      },
+      {
+        "container": "/music",
+        "bind": "/portainer/Downloads"
+      }
+    ],
+    "note": ""
+  },
   {
     "type": 1,
     "title": "FileBrowser",