config/environment.rb
# Load the Rails application.
require File.expand_path('../application', __FILE__)
# Initialize the Rails application.
Rails.application.initialize!
# ActionMailer::Base.smtp_settings = {
# :address => 'smtp.sendgrid.net',
# :port => '587',
# :authentication => :plain,
# :user_name => ENV['SENDGRID_USERNAME'], ## Refer to key SENDGRID_USERNAME
# :password => ENV['SENDGRID_PASSWORD'], ## Refer to key SENDGRID_PASSWORD
# :domain => 'heroku.com',
# :enable_starttls_auto => true
# }