Removing database.yml when using Mongoid in Rails 3.2

Question

I just began a new rails project and wanted to use MongoidDB thru the Mongoid gem. Following the instructions on the Mongoid site, I added the following lines to my G

Answer 1

Maybe comment this two lines

config/environments/development.rb:  

# config.active_record.mass_assignment_sanitizer = :strict
# config.active_record.auto_explain_threshold_in_seconds = 0.5