appveyor.yml: drop Ruby 2.0.0.
appveyor.yml: drop Ruby 2.0.0.

rlugojr/jekyll,jeffkole/jekyll,gencer/jekyll,jekyll/jekyll,gencer/jekyll,rasa2011/rasa2011.github.io,jaybe-jekyll/jekyll,alex-kovac/jekyll,yhironaka/yhironaka.github.io,getandpost/jekyll.github.io,Strangehill/jekyll,tillgrallert/jekyll,ryanshaw/jekyll,getandpost/jekyll.github.io,tillgrallert/jekyll,rasa2011/rasa2011.github.io,alex-kovac/jekyll,darwin/jekyll,ZDroid/jekyll,fulldecent/jekyll,x-way/jekyll,tillgrallert/jekyll,darwin/jekyll,pmarsceill/jekyll,ryanshaw/jekyll,gencer/jekyll,noikiy/jekyll,ZDroid/jekyll,jekyll/jekyll,alex-kovac/jekyll,fulldecent/jekyll,jaybe-jekyll/jekyll,rlugojr/jekyll,noikiy/jekyll,xiebinhqy/jklly_china,alfredxing/jekyll,xiebinhqy/jklly_china,darwin/jekyll,gencer/jekyll,alex-kovac/jekyll,getandpost/jekyll.github.io,alfredxing/jekyll,tomjohnson1492/jekyll,gencer/jekyll,chrisfinazzo/jekyll,xcatliu/jekyllcn,pmarsceill/jekyll,chrisfinazzo/jekyll,ryanshaw/jekyll,x-way/jekyll,x-way/jekyll,alfredxing/jekyll,xcatliu/jekyllcn,xcatliu/jekyllcn,chrisfinazzo/jekyll,rlugojr/jekyll,ryanshaw/jekyll,fulldecent/jekyll,xiebinhqy/jklly_china,Strangehill/jekyll,darwin/jekyll,jeffkole/jekyll,fulldecent/jekyll,Strangehill/jekyll,pmarsceill/jekyll,Strangehill/jekyll,tomjohnson1492/jekyll,jeffkole/jekyll,rasa2011/rasa2011.github.io,jekyll/jekyll,jeffkole/jekyll,tomjohnson1492/jekyll,tomjohnson1492/jekyll,tillgrallert/jekyll,tillgrallert/jekyll,pmarsceill/jekyll,jekyll/jekyll,chrisfinazzo/jekyll,tomjohnson1492/jekyll,Strangehill/jekyll,jaybe-jekyll/jekyll,xiebinhqy/jklly_china,alfredxing/jekyll,noikiy/jekyll,xcatliu/jekyllcn,x-way/jekyll,rlugojr/jekyll,jaybe-jekyll/jekyll,ZDroid/jekyll,alex-kovac/jekyll,noikiy/jekyll