Merge branch 'master' into develop

add sponsor

Merge pull request laravel#4656 from caouecs/patch-1

fix: alphabetical order

add middleware

Merge pull request laravel#4594 from mputkowski/patch-sftp

Add SFTP to supported storage drivers

Merge branch 'master' into develop

Merge branch 'master' of github.com:laravel/laravel

Merge pull request laravel#4493 from m1guelpf-forks/patch-1

Upgrade Vue

fixing conflicts

Merge pull request laravel#4322 from kauhat/patch-1

Ignore the Yarn error log