Configure development environment for mailcatcher
Add very basic email notifications for basic backlog item manipulation
Add delete and update email notifications
Add update task email notification
Add delete task notification
Update production config to use sendgrid for mail
Rename new_item_email to create_item_email
Add simple email messages for notifications
Add email notifications for complete and incomplete tasks
Add item and task name info to email notifications
Add task name to complete task email
Add task name to incomplete task email
Add item name to delete item email
Add task name to task delete email
Extract class TaskMailer
Refactor specs
Add item name to create task email
Refactor mailers
Merge branch 'master' into i

Conflicts:
	app/controllers/backlog_items_controller.rb
	app/controllers/tasks_controller.rb
	spec/controllers/backlog_items_controller_spec.rb
	spec/controllers/tasks_controller_spec.rb
Merge pull request #36 from teamteam/email-notifications

Email notifications

// merging now to avoid conflicts with repo rename