Update .gitignore to ignore only /preloaded-reading in app/src/main/assets/
Update .gitignore to ignore only /preloaded-reading in app/src/main/assets/

HackMyChurch/aelf-dailyreadings,HackMyChurch/aelf-dailyreadings,HackMyChurch/aelf-dailyreadings,HackMyChurch/aelf-dailyreadings,HackMyChurch/aelf-dailyreadings