appfog/afdocs — pull request #37 by vladiacobsendgrid (2014-01-15 12:27:07+00:00)
Title: PHP: $_ENV to getenv

Replaced $_ENV['SENDGRID_USERNAME'], $_ENV['SENDGRID_PASSWORD'] with getenv('SENDGRID_USERNAME') and getenv('SENDGRID_PASSWORD') because $_ENV isn`t working with yours server php.ini configurations.