-- initial import of the OCaml teaching resources page
-- created learn/teach.md
- moved teach.md under /learn
- amended teach.md to refer to existing sections on the site
- renamed teach.md to teaching-ocaml.md
- teaching-ocaml has new content
added teaching-ocaml.md
Update teaching page with @yansh

Still some placeholders for further updates. Should review
sections with current educators for feedback.
* added a reference to an additional book in the textbook section
* added introductory text to the Browser section
samll edit and typo fixing
minor edit and typo fixing
minor edit and typo fixing
minor edits
* Reordered the course info as '{university} - {course_title} ({course_code})'

* Removed the 'Other sources

* Removed the IDE section

* Added a link to  Vagrant scripts under the VM section.
* Added a note and link to the new teaching mailing list.
- minor edits
- minor edits
minor tweaks to page
Merge pull request #565 from yansh/master

Add a page to help those who are teaching OCaml at Universities.