Bump version (#312)

Signed-off-by: starry-shivam <touka.krs@gmail.com>

Author: starry-shivam

app/build.gradle

@@ -19,8 +19,8 @@ android {
         applicationId "com.starry.myne"
         minSdk 26
         targetSdk 37
-        versionCode 500
-        versionName "5.0.0"
+        versionCode 510
+        versionName "5.1.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {

fastlane/metadata/android/en-US/changelogs/510.txt

@@ -0,0 +1,5 @@
+- Added ability to create bookmarks in the ebook reader.
+- Added sepia theme in ebook the ebook reader.
+- Fixed reader screen readjusting/scrolling when opening reader menu.
+- Some optimization in progress polling when downloading books.
+- Updated German and Chinese translations.