using mysql.
using envs to configure the database.
adicionando libmysqclient.
disabling compress on prod.
defining port
defining environ.
updated databases.yml
added host in database.yml.
configuring db:migrate to use production environ.
exporting RAILS_ENV on db:migrate.
enabling asset compile.
precompiling assets on pre-restart.
removing schema.db
disabling assets compress.
changing some production confs.
added therubyracer.
updated Gemfile.lock.