removed or replaced non-ascii characters that were causing my jekyll to barf

 20140729-23:10:41 mengwong@venice:~/non-db-src/legal% bundle exec jekyll serve --watch
 Configuration file: /Users/mengwong/non-db-src/legal/_config.yml
			 Source: .
		Destination: /Users/mengwong/non-db-src/legal/_site
	   Generating... Error reading file /Users/mengwong/non-db-src/legal/_posts/2013-12-01-purchase_agreement_for_convertible_note.html: invalid byte sequence in US-ASCII
   Liquid Exception: invalid byte sequence in US-ASCII in _includes/footers/legal.html, included in _layouts/default.html

 20140729-23:16:34 mengwong@venice:~/non-db-src/legal% for i in _posts/*.html; do perl -nle 'print "emacs +$.:".pos($_)." $ARGV;" if /[^[:ascii:]]/g' $i; done