add prduction database setting
add Gemfile.lock
updat gems
update
add production database setting
add production database setting
change reading database.yml file
add env file
select production database environment
change unicorn connection env development -> production
set public folder path
add wmd libraries
add wmd libraries
delete submodule wmd
config/database.yml
merge Gemfile.lock
remove unnecessary files
merge heroku
remove unnecessary files
remove unnecessary file