Clean up the permalink front matter protip
Clean up the permalink front matter protip

Ref #4296.

mrb/jekyll,princeofdarkness76/jekyll,tomjohnson1492/jekyll,Strangehill/jekyll,alfredxing/jekyll,jekyll/jekyll,ryanshaw/jekyll,darwin/jekyll,xcatliu/jekyllcn,rlugojr/jekyll,jaybe-jekyll/jekyll,alfredxing/jekyll,x-way/jekyll,jekyll/jekyll,floydpraveen/jekyll,derekgottlieb/jekyll,rasa2011/rasa2011.github.io,tillgrallert/jekyll,mrb/jekyll,gencer/jekyll,xcatliu/jekyllcn,ajhit406/jekyll,jaybe-jekyll/jekyll,derekgottlieb/jekyll,jeffkole/jekyll,alex-kovac/jekyll,floydpraveen/jekyll,xiebinhqy/jklly_china,jekyll/jekyll,ryanshaw/jekyll,nasht00/jekyll,xcatliu/jekyllcn,zsyed91/jekyll,princeofdarkness76/jekyll,noikiy/jekyll,fulldecent/jekyll,gencer/jekyll,tomjohnson1492/jekyll,rasa2011/rasa2011.github.io,chrisfinazzo/jekyll,jekyll/jekyll,ajhit406/jekyll,ryanshaw/jekyll,rlugojr/jekyll,floydpraveen/jekyll,brint/jekyll,brint/jekyll,brint/jekyll,tillgrallert/jekyll,princeofdarkness76/jekyll,Kinghack/kinghack.github.com,princeofdarkness76/jekyll,zsyed91/jekyll,gencer/jekyll,xcatliu/jekyllcn,chrisfinazzo/jekyll,getandpost/jekyll.github.io,chrisfinazzo/jekyll,rasa2011/rasa2011.github.io,floydpraveen/jekyll,alex-kovac/jekyll,derekgottlieb/jekyll,pmarsceill/jekyll,xiebinhqy/jklly_china,alex-kovac/jekyll,Strangehill/jekyll,zsyed91/jekyll,jeffkole/jekyll,x-way/jekyll,nasht00/jekyll,mrb/jekyll,Strangehill/jekyll,gencer/jekyll,x-way/jekyll,getandpost/jekyll.github.io,ZDroid/jekyll,brint/jekyll,xiebinhqy/jklly_china,rlugojr/jekyll,pmarsceill/jekyll,getandpost/jekyll.github.io,fulldecent/jekyll,nasht00/jekyll,jaybe-jekyll/jekyll,alfredxing/jekyll,gencer/jekyll,darwin/jekyll,nasht00/jekyll,bsmr-ruby/jekyll,yhironaka/yhironaka.github.io,tomjohnson1492/jekyll,x-way/jekyll,ajhit406/jekyll,zsyed91/jekyll,stomar/jekyll,alex-kovac/jekyll,tomjohnson1492/jekyll,darwin/jekyll,jeffkole/jekyll,Strangehill/jekyll,bsmr-ruby/jekyll,rlugojr/jekyll,mrb/jekyll,pmarsceill/jekyll,alex-kovac/jekyll,tillgrallert/jekyll,bsmr-ruby/jekyll,stomar/jekyll,Kinghack/kinghack.github.com,ZDroid/jekyll,tillgrallert/jekyll,stomar/jekyll,fulldecent/jekyll,noikiy/jekyll,stomar/jekyll,ryanshaw/jekyll,chrisfinazzo/jekyll,jaybe-jekyll/jekyll,bsmr-ruby/jekyll,noikiy/jekyll,tomjohnson1492/jekyll,jeffkole/jekyll,xiebinhqy/jklly_china,derekgottlieb/jekyll,Kinghack/kinghack.github.com,ZDroid/jekyll,noikiy/jekyll,tillgrallert/jekyll,Strangehill/jekyll,fulldecent/jekyll,ajhit406/jekyll,alfredxing/jekyll,darwin/jekyll,pmarsceill/jekyll