Created mailer for System reminders
Created message bodies awaiting dependency on link to next problem
Fixed mail subject
added whenever gem, changed action name to reminder_email
added scheduler file, modified parameter name in system_reminders to avoid conflict
fixed bugs in scheduler.rb
Adding Compiler model and an elementary compile method
Complete compile method and start with compile_feedback method
add fb_graph gem and facebook.yml config
Expermenting
Update with master
More progress
adding debugger
Issue #264, removing unnecessary old files
Issue #264, creating the Executer model and writing the methods
Issue #264, creating a folder for the submited codes
added fb initializer config and simple fb controller
fix in schedule.rb
added send_reminder_mails method to student.rb
modified schedule.rb to call send_reminder_mails in student model