add Simple Gallery

remove "v" at the release tag

metadata/com.simplemobiletools.gallery.txt

@@ -0,0 +1,29 @@
+Categories:Multimedia
+License:Apache2
+Web Site:
+Source Code:https://github.com/SimpleMobileTools/Simple-Gallery
+Issue Tracker:https://github.com/SimpleMobileTools/Simple-Gallery/issues
+Changelog:https://github.com/PhotoBackup/client-android/blob/HEAD/CHANGELOG.md
+
+Auto Name:Simple Gallery
+Summary:A gallery for viewing photos and videos
+Description:
+Albums are sorted by the modified time of the last item in them from the latest
+to oldest. Photos are zoomable, they can be previewed in multiple columns
+depending on the size of the display and portrait/landscape mode. They can be
+renamed, shared or deleted.
+.
+
+Repo Type:git
+Repo:https://github.com/SimpleMobileTools/Simple-Gallery
+
+Build:1.9,10
+    commit=33909cbba4ca354351713077d72b42ae611209af
+    subdir=app
+    target=android-16
+    gradle=yes
+
+Auto Update Mode:Version %v
+Update Check Mode:Tags
+Current Version:1.9
+Current Version Code:10