Corrected a couple of errors.
Regenerated the .pdf
Merge pull request #540 from vasslitvinov/fix-Chapel-Quick-Reference

Fixed Chapel Quick Reference.

* Page 1 Column 3, the table "Formal Argument Intents", blank intent, the "like 'ref'" part - removed "domains", added "atomics"

* Page 2 top of Column 3 - Zipper Iteration - added a right paren before 'do'.