Add FlipperHTTP companion app (#844)

* Add FlipperHTTP Companion App

Author: jblanked

applications/GPIO/flipper_http/manifest.yml

@@ -0,0 +1,18 @@
+sourcecode:
+  type: git
+  location:
+    origin: https://github.com/jblanked/FlipperHTTP-App.git
+    commit_sha: cb8078ae0319f4092d2774575f1b084e1c27a586
+short_description: "FlipperHTTP Companion App"
+description: "@README.md"
+changelog: "@CHANGELOG.md"
+author: "JBlanked"
+name: "FlipperHTTP"
+version: "1.0"
+id: "flipper_http"
+category: "GPIO"
+targets: ['all']
+icon: "app.png"
+screenshots:
+  - "assets/home.png"
+  - "assets/status.png"