Use 64Bit Ruby for all builds on AppVeyor
Use 64Bit Ruby for all builds on AppVeyor

fulldecent/jekyll,Strangehill/jekyll,x-way/jekyll,chrisfinazzo/jekyll,ryanshaw/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,chrisfinazzo/jekyll,tillgrallert/jekyll,ryanshaw/jekyll,fulldecent/jekyll,tillgrallert/jekyll,jekyll/jekyll,yhironaka/yhironaka.github.io,Strangehill/jekyll,jekyll/jekyll,Strangehill/jekyll,jaybe-jekyll/jekyll,x-way/jekyll,chrisfinazzo/jekyll,jaybe-jekyll/jekyll,tillgrallert/jekyll,x-way/jekyll,tillgrallert/jekyll,chrisfinazzo/jekyll,Strangehill/jekyll,ryanshaw/jekyll,jekyll/jekyll,jekyll/jekyll,jaybe-jekyll/jekyll,Strangehill/jekyll,fulldecent/jekyll,x-way/jekyll,tillgrallert/jekyll,ryanshaw/jekyll