including some more dashboard components

stacks/dashboard/config/www/SupportedApps/Pihole/app.json

@@ -0,0 +1,10 @@
+{
+  "appid": "b89920409bdce40e08ba1023480b0546061cd577",
+  "name": "Pi-hole",
+  "website": "https://pi-hole.net",
+  "license": "European Union Public License 1.2",
+  "description": "Pi-hole is a Linux network-level advertisement and internet tracker blocking application which acts as a DNS sinkhole, intended for use on a private network.",
+  "enhanced": true,
+  "tile_background": "dark",
+  "icon": "pihole.svg"
+}