New app: Book Reader

Closes fdroid/rfp#462.

metadata/com.github.axet.bookreader.txt

@@ -0,0 +1,29 @@
+Categories:Reading
+License:GPL-3.0
+Web Site:
+Source Code:https://gitlab.com/axet/android-book-reader/tree/HEAD
+Issue Tracker:https://gitlab.com/axet/android-book-reader/issues
+
+Auto Name:Book Reader
+Summary:Simple book reader
+Description:
+Book reader with a simple UI. Based on [[org.geometerplus.zlibrary.ui.android]].
+
+Supported formats: fb2, html, txt, epub, mobi, rtf, doc, pdf, djvu.
+
+All the best in this world is free!
+.
+
+Repo Type:git
+Repo:https://gitlab.com/axet/android-book-reader.git
+
+Build:0.0.69,68
+    commit=bookreader-0.0.69
+    subdir=app
+    gradle=yes
+    prebuild=sed -i -e '/variant.outputs.each/,/}$/d; /enable true/d' build.gradle
+
+Auto Update Mode:Version bookreader-%v
+Update Check Mode:Tags
+Current Version:0.0.69
+Current Version Code:68