update comment for `exclude` array
update comment for `exclude` array

rlugojr/jekyll,jekyll/jekyll,jaybe-jekyll/jekyll,rasa2011/rasa2011.github.io,alex-kovac/jekyll,ryanshaw/jekyll,jekyll/jekyll,gencer/jekyll,ryanshaw/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,jaybe-jekyll/jekyll,fulldecent/jekyll,x-way/jekyll,Strangehill/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll,gencer/jekyll,x-way/jekyll,chrisfinazzo/jekyll,tomjohnson1492/jekyll,alex-kovac/jekyll,gencer/jekyll,alex-kovac/jekyll,getandpost/jekyll.github.io,jekyll/jekyll,jaybe-jekyll/jekyll,ryanshaw/jekyll,tomjohnson1492/jekyll,alex-kovac/jekyll,Strangehill/jekyll,yhironaka/yhironaka.github.io,x-way/jekyll,alex-kovac/jekyll,rasa2011/rasa2011.github.io,gencer/jekyll,jekyll/jekyll,rlugojr/jekyll,fulldecent/jekyll,chrisfinazzo/jekyll,gencer/jekyll,getandpost/jekyll.github.io,tomjohnson1492/jekyll,x-way/jekyll,rlugojr/jekyll,tillgrallert/jekyll,chrisfinazzo/jekyll,fulldecent/jekyll,Strangehill/jekyll,ryanshaw/jekyll,rlugojr/jekyll,Strangehill/jekyll,tomjohnson1492/jekyll,rasa2011/rasa2011.github.io,chrisfinazzo/jekyll,Strangehill/jekyll,fulldecent/jekyll,tomjohnson1492/jekyll,getandpost/jekyll.github.io