Cleanup LiveReloadReactor (#6607)
Cleanup LiveReloadReactor (#6607)

Merge pull request 6607
jekyll/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,ryanshaw/jekyll,tillgrallert/jekyll,getandpost/jekyll.github.io,fulldecent/jekyll,jaybe-jekyll/jekyll,gencer/jekyll,tillgrallert/jekyll,jekyll/jekyll,Strangehill/jekyll,jekyll/jekyll,chrisfinazzo/jekyll,x-way/jekyll,Strangehill/jekyll,Strangehill/jekyll,x-way/jekyll,fulldecent/jekyll,x-way/jekyll,gencer/jekyll,gencer/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,yhironaka/yhironaka.github.io,getandpost/jekyll.github.io,jaybe-jekyll/jekyll,fulldecent/jekyll,jekyll/jekyll,ryanshaw/jekyll,gencer/jekyll,jaybe-jekyll/jekyll,gencer/jekyll,chrisfinazzo/jekyll,Strangehill/jekyll,x-way/jekyll,chrisfinazzo/jekyll,getandpost/jekyll.github.io,tillgrallert/jekyll,ryanshaw/jekyll,Strangehill/jekyll,ryanshaw/jekyll,chrisfinazzo/jekyll