fix syntax highlighting in docs

Sub Minute Scheduling (jamesmh#71)

* testing for subminute intervals - looks good?

* todo

* Testing mixed sub-sec + cron based schedules together

* docs

* second based interval docs

* readme change

* changes...

* scheduling doc improvements

* doc changes

* docs

* more docs

* docs

* docs

* docs

* docs

* docs

* docs

Update Scheduler.md

Added queue broadcast docs

nuget for Coravel 1.9 pushed

Update README.md

Fixed CLI Issue With Unix Directory Paths (jamesmh#37)

nuget publish (coravel + cli)

Update README.md