Improve configuration for production database.
Improve configuration for production database.

EvgeneOskin/hello_animals_rails,EvgeneOskin/hello_animals_rails,EvgeneOskin/hello_animals_rails,EvgeneOskin/animals-rails,EvgeneOskin/animals-rails,EvgeneOskin/animals-rails,EvgeneOskin/hello_animals_rails,EvgeneOskin/animals-rails