Refactor 2.x branch

Fix some issues with the phpcs-pre-commit command

Add the phpcs-pre-commit command

Add command to show robo status with multisite support

Merge remote-tracking branch 'origin/19-fix-commands-ordering'

refs #6976 fix sql:dump for windows

Merge branch 'master' of github.com:eaudeweb/heavy-lifter

Fixed sql:sync multisite url bug.

Refactor to use the --site option + add README.

Remove $site from isDrush9().