Add filemanager app

metadata/com.enrico.filemanager.txt

@@ -0,0 +1,25 @@
+Categories:System,Development
+License:GPLv2
+Web Site:
+Source Code:https://github.com/enricocid/Storage-USB
+Issue Tracker:https://github.com/enricocid/Storage-USB/issues
+
+Auto Name:Storage & USB
+Summary:Launch storage settings directly from the apps drawer
+Description:
+Storage-USB is a simple to launch storage settings from the apps drawer, without
+having to go via the normal way.
+.
+
+Repo Type:git
+Repo:https://github.com/enricocid/Storage-USB.git
+
+Build:2.0,3
+    commit=2.0
+    subdir=project/app
+    gradle=yes
+
+Auto Update Mode:None
+Update Check Mode:Tags
+Current Version:2.0
+Current Version Code:3