fixed location of bash (correct for me) and replaced CRLF with LF.  Not sure if Git gets the latter change correct though.

Signed-off-by: Jonathan Aldrich <jonathan.aldrich@cs.cmu.edu>
Merge branch 'master' of https://github.com/wyvernlang/wyvern
Merge branch 'master' of https://github.com/wyvernlang/wyvern
Merge branch 'master' of https://github.com/wyvernlang/wyvern
updated compilation and running instructions