Trying fastlane for f-droid repository. Fixes #321.

fastlane/metadata/android/en-US/full_description.txt

@@ -0,0 +1,13 @@
+A new RSS reader for <a href="http://selfoss.aditu.de/">selfoss</a>.
+
+What it does:
+
+<ul>
+  <li>Fetches read, unread, and favorite feeds.</li>
+  <li>Marking as read, marking as favorite.</li>
+  <li>Manage selfoss sources from the app.</li>
+  <li>Add an RSS feed from within the app, or by sharing a link from your browser.</li>
+  <li>Choose between multiple light and dark themes.</li>
+</ul>
+
+PS: It only works with Selfoss

fastlane/metadata/android/en-US/short_description.txt

@@ -0,0 +1,3 @@
+A new RSS reader for <a href="http://selfoss.aditu.de/">selfoss</a>.
+
+It connects to your selfoss instance (works only with selfoss, and can't work without it), and you'll be able to read and manage all your RSS feeds.

fastlane/metadata/android/en-US/title.txt

@@ -0,0 +1 @@
+Reader for Selfoss