Update changelog.

Signed-off-by: crynobone <crynobone@gmail.com>
Set minimum stability to beta for 2.2

Signed-off-by: crynobone <crynobone@gmail.com>
Add services.mailgun.domain config option.

Signed-off-by: crynobone <crynobone@gmail.com>
Add support for Laravel Forge and Homestead. Closes #38

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.1' into 2.2
Update deps.

Signed-off-by: crynobone <crynobone@gmail.com>