Add a basic routing registrar contract.
Add a basic application contract.
Extend the container interface from app.
Change a doc block.
Fix morphToMany's pivot update and delete bug.
added return void to doc block
Working on interfaces for mailer.
added return type to docblock
Fix alias.
Add alias.
Remove unused import statement
Suggest Guzzle for Mandrill and Mailgun mail drivers

This way we can allow developers to use their own logging classes and provide an easy way for them to use them with the mail component.
Move transport registration to separate class

By moving this functionality outside of the service provider and into a class that extends the Manager class, we offer an easier way to user to register their own mail drivers.
Fixed spelling mistake on docblock
Fix stub.
Add global filter generator.
Import option.
Fix bug.
Merge pull request #5639 from drallen1/master

Fixed spelling mistake on docblock
Merge pull request #5636 from willharrison/4.2

Added return type to doc block