Ensure Post#excerpt_separator always returns a string.
Ensure Post#excerpt_separator always returns a string.

jeffkole/jekyll,gencer/jekyll,rlugojr/jekyll,ewinkler/jekyll,sanxore/sanxore.github.com,winndows/jekyll,m2candre/jekyll,iRoxx/jekyll,ZDroid/jekyll,ajhit406/jekyll,garvitr/jekyll,wentixiaogege/jekyll,digideskio/jekyll,jmhardison/jekyll,zsyed91/jekyll,jaybe-jekyll/jekyll,drobati/jekyll,LuoPX-15510486969/jekyll,sanxore/sanxore.github.com,jekyll/jekyll,leichunxin/jekyll,nasht00/jekyll,liukaijv/jekyll,getandpost/jekyll.github.io,stevecrozz/jekyll,backendeveloper/jekyll,krahman/jekyll,nasht00/jekyll,gkunwar/gkunwar.github.io,jmknoll/jekyll,Strangehill/jekyll,Wirachmat/jekyll,teju111/jekyll,rajrathore/jekyll,xantage/jekyll,xcatliu/jekyllcn,gaosboy/jekyll,bsmr-ruby/jekyll,kuangyeheng/jekyll,rajrathore/jekyll,vidbina/jekyll,hartmel/jekyll,AaronSikes/jekyll,brint/jekyll,dangaute/eng,naughtyboy83/jekyll,Kinghack/kinghack.github.com,jmepg/jekyll,supriyantomaftuh/jekyll,alihalabyah/jekyll,rovrevik/jekyll,drobati/jekyll,rasa2011/rasa2011.github.io,krahman/jekyll,CorainChicago/jekyll,jekyll/jekyll,htmelvis/jekyll,omeripek/jekyll,howkj1/jekyll,doubleday/jekyll,jmptrader/jekyll,m2candre/jekyll,UniFreak/jekyllcn,thetaxman/jekyll,alfredxing/jekyll,dangaute/eng,tugberkugurlu/jekyll,xiaoshaozi52/jekyll,AnanthaRajuC/jekyll,ZainRizvi/jekyll,supriyantomaftuh/jekyll,rasa2011/rasa2011.github.io,Kinghack/kinghack.github.com,winndows/jekyll,stevecrozz/jekyll,tomjohnson1492/jekyll,codeclimate-testing/jekyll,ramoslin02/jekyll,getandpost/jekyll.github.io,derekgottlieb/jekyll,gkunwar/gkunwar.github.io,x-way/jekyll,saitodisse/jekyll,AnanthaRajuC/jekyll,SQS2/Test,harrissoerja/jekyll,alex-kovac/jekyll,UniFreak/jekyllcn,larryfox/jekyll,greent2008/jekyll,jaybe-jekyll/jekyll,egobrightan/jekyll,tomjohnson1492/jekyll,Tiger66639/jekyll,tillgrallert/jekyll,harrissoerja/jekyll,hiteshsuthar/jekyll,x-way/jekyll,gkunwar/gkunwar.github.io,Tyrion22/jekyll,rlugojr/jekyll,howkj1/jekyll,jeffkole/jekyll,chrisfinazzo/jekyll,superve/jekyll,superve/jekyll,noikiy/jekyll,tamouse/jekyll,foocoder/jekyll,trungvothanh/jekyll,LuoPX-15510486969/jekyll,ls2uper/jekyll,fengsmith/jekyllcn,0x00evil/jekyll,nickg33/jekyll,indraj/jekyll,rovrevik/jekyll,ZDroid/jekyll,x-way/jekyll,fulldecent/jekyll,CorainChicago/jekyll,pheuko/jekyll,gencer/jekyll,wentixiaogege/jekyll,tillgrallert/jekyll,mnuessler/jekyll,xiebinhqy/jklly_china,bsmr-ruby/jekyll,krishnakalyan3/jekyll,jmhardison/jekyll,princeofdarkness76/jekyll,CPVPLachlan/CPVP-Blog,winndows/jekyll,aarvay/jekyll,fengsmith/jekyll,wadaries/jekyll,Tyrion22/jekyll,kuangyeheng/jekyll,fulldecent/jekyll,bsmr-ruby/jekyll,darwin/jekyll,chiyodad/jekyll,indraj/jekyll,alfredxing/jekyll,MjAbuz/jekyll,trungvothanh/jekyll,jmhardison/jekyll,foocoder/jekyll,johnnycastilho/jekyll,nemotan/jekyll,nasht00/jekyll,htmelvis/jekyll,likong/jekyll,nateberkopec/jekyll,jaroot32/jekyll,brint/jekyll,egobrightan/jekyll,x-way/jekyll,fulldecent/jekyll,larryfox/jekyll,ajhit406/jekyll,xiongjungit/jekyll,zhangkuaiji/jekyllcn,tomasdiez/jekyll,dezon/jekyll,jeffkole/jekyll,gencer/jekyll,sanxore/sanxore.github.com,dezon/jekyll,xantage/jekyll,tamouse/jekyll,ramoslin02/jekyll,rasa2011/rasa2011.github.io,Wirachmat/jekyll,cyberid41/jekyll,imaustink/jekyll,eninya/jekyll,richsoni/jekyll,gencer/jekyll,shuber2/jekyll,mixxmac/jekyll,thetaxman/jekyll,royalwang/jekyll,tareq-s/jekyll,pmarsceill/jekyll,thetaxman/jekyll,ramoslin02/jekyll,goragod/jekyll,hartmel/jekyll,ls2uper/jekyll,ryanshaw/jekyll,saitodisse/jekyll,FlyingWHR/jekyll,mixxmac/jekyll,ajhit406/jekyll,hartmel/jekyll,garvitr/jekyll,anthonyrosengren/grasshoppergathering2.github-io,Strangehill/jekyll,mrb/jekyll,ducktyper/jekyll,UniFreak/jekyllcn,tomjohnson1492/jekyll,AaronSikes/jekyll,greent2008/jekyll,tylermachen/jekyll,ZDroid/jekyll,angeliaz/jekyll,ReachingOut/jekyll,xcatliu/jekyllcn,m2candre/jekyll,alex-kovac/jekyll,honger05/jekyllcn,johnnycastilho/jekyll,xiaoshaozi52/jekyll,adilapapaya/jekyll,wadaries/jekyll,abhilashhb/jekyll,18F/jekyll,honger05/jekyllcn,anthonyrosengren/grasshoppergathering2.github-io,CheekyFE/jekyll,darwin/jekyll,tillgrallert/jekyll,thejameskyle/jekyll,0x00evil/jekyll,floydpraveen/jekyll,mrb/jekyll,fabulousu/jekyll,fulldecent/jekyll,MjAbuz/jekyll,floydpraveen/jekyll,iRoxx/jekyll,liukaijv/jekyll,goragod/jekyll,likong/jekyll,desidude03/jekyll,MauroMrod/jekyll,daniel-beck/jekyll,Kinghack/kinghack.github.com,ewinkler/jekyll,nickg33/jekyll,doubleday/jekyll,princeofdarkness76/jekyll,richsoni/jekyll,omeripek/jekyll,AtekiRyu/jekyll,jmptrader/jekyll,julienbourdeau/jekyll,AnanthaRajuC/jekyll,nathanhorrigan1/webdeveloper,jaybe-jekyll/jekyll,marrujoalex/jekyll,christophermanning/jekyll,noikiy/jekyll,gaosboy/jekyll,omeripek/jekyll,nemotan/jekyll,Strangehill/jekyll,QuinntyneBrown/jekyll,supriyantomaftuh/jekyll,wentixiaogege/jekyll,CPVPLachlan/CPVP-Blog,pmarsceill/jekyll,hiteshsuthar/jekyll,marrujoalex/jekyll,tylermachen/jekyll,nateberkopec/jekyll,MauroMrod/jekyll,trungvothanh/jekyll,chiyodad/jekyll,sideci-sample/sideci-sample-jekyll,SQS2/Test,PepSalehi/jekyll,tareq-s/jekyll,angeliaz/jekyll,nathanhorrigan1/webdeveloper,isathish/jekyll,tillgrallert/jekyll,fengsmith/jekyll,shuber2/jekyll,chinayin/jekyll,ReachingOut/jekyll,tugberkugurlu/jekyll,cyberid41/jekyll,xiongjungit/jekyll,alfredxing/jekyll,christophermanning/jekyll,derekgottlieb/jekyll,goragod/jekyll,oresmus/jekyll,adilapapaya/jekyll,eloyesp/jekyll,vidbina/jekyll,fengsmith/jekyllcn,shliujing/jekyll,fabulousu/jekyll,angeliaz/jekyll,FlyingWHR/jekyll,jmptrader/jekyll,backendeveloper/jekyll,Strangehill/jekyll,penchan1218/jekyllcn,ryanshaw/jekyll,tamouse/jekyll,sasongkojati/jekyll,18F/jekyll,abhilashhb/jekyll,zsyed91/jekyll,cyberid41/jekyll,ls2uper/jekyll,jekyll/jekyll,jmepg/jekyll,chiyodad/jekyll,ryanshaw/jekyll,chinayin/jekyll,garvitr/jekyll,daniel-beck/jekyll,foocoder/jekyll,alex-kovac/jekyll,julienbourdeau/jekyll,liukaijv/jekyll,mnuessler/jekyll,fengsmith/jekyllcn,tugberkugurlu/jekyll,Teino1978-Corp/Teino1978-Corp-jekyll,nathanhorrigan1/webdeveloper,sasongkojati/jekyll,thejameskyle/jekyll,hubsaysnuaa/jekyll,LeuisKen/jekyllcn,likong/jekyll,tobscure/jekyll,xiebinhqy/jklly_china,CPVPLachlan/CPVP-Blog,FlyingWHR/jekyll,martynbm/jekyll,noikiy/jekyll,sasongkojati/jekyll,isathish/jekyll,ryanshaw/jekyll,Teino1978-Corp/jekyll,CorainChicago/jekyll,adilapapaya/jekyll,honger05/jekyllcn,gencer/jekyll,marrujoalex/jekyll,digideskio/jekyll,noikiy/jekyll,ducktyper/jekyll,rebornix/jekyll,EddieDow/jekyll,xtymichael/jekyll,egobrightan/jekyll,anthonyrosengren/grasshoppergathering2.github-io,18F/jekyll,abhilashhb/jekyll,AtekiRyu/jekyll,rovrevik/jekyll,PepSalehi/jekyll,Tiger66639/jekyll,dezon/jekyll,leichunxin/jekyll,chrisfinazzo/jekyll,floydpraveen/jekyll,vcgato29/jekyll,codeclimate-testing/jekyll,wadaries/jekyll,digideskio/jekyll,vidbina/jekyll,julienbourdeau/jekyll,xiaoshaozi52/jekyll,pheuko/jekyll,dansef/jekyll,darwin/jekyll,gynter/jekyll,alex-kovac/jekyll,rlugojr/jekyll,LuoPX-15510486969/jekyll,floydpraveen/jekyll,CheekyFE/jekyll,AaronSikes/jekyll,dansef/jekyll,shliujing/jekyll,chrisfinazzo/jekyll,vcgato29/jekyll,xiebinhqy/jklly_china,CheekyFE/jekyll,jmknoll/jekyll,getandpost/jekyll.github.io,imaustink/jekyll,chrisfinazzo/jekyll,Tiger66639/jekyll,Teino1978-Corp/jekyll,yhironaka/yhironaka.github.io,codeclimate-testing/jekyll,xiebinhqy/jklly_china,saitodisse/jekyll,ReachingOut/jekyll,derekgottlieb/jekyll,Strangehill/jekyll,penchan1218/jekyllcn,aarvay/jekyll,derekgottlieb/jekyll,gaosboy/jekyll,Teino1978-Corp/Teino1978-Corp-jekyll,htmelvis/jekyll,PepSalehi/jekyll,zhangkuaiji/jekyllcn,shliujing/jekyll,fengsmith/jekyll,xcatliu/jekyllcn,kimeng/jekyll,ajhit406/jekyll,hubsaysnuaa/jekyll,dansef/jekyll,backendeveloper/jekyll,rongl/jekyll,doubleday/jekyll,desidude03/jekyll,richsoni/jekyll,EddieDow/jekyll,ducktyper/jekyll,Teino1978-Corp/Teino1978-Corp-jekyll,yihangho/jekyll,royalwang/jekyll,MjAbuz/jekyll,isathish/jekyll,mrb/jekyll,nemotan/jekyll,martynbm/jekyll,brint/jekyll,harrissoerja/jekyll,superve/jekyll,matuzo/jekyll,jeffkole/jekyll,rongl/jekyll,eloyesp/jekyll,stomar/jekyll,tobscure/jekyll,tomjohnson1492/jekyll,tareq-s/jekyll,QuinntyneBrown/jekyll,jaybe-jekyll/jekyll,krishnakalyan3/jekyll,pmarsceill/jekyll,matuzo/jekyll,yihangho/jekyll,oresmus/jekyll,oresmus/jekyll,martynbm/jekyll,stomar/jekyll,LeuisKen/jekyllcn,shuber2/jekyll,ewinkler/jekyll,rebornix/jekyll,xcatliu/jekyllcn,tomasdiez/jekyll,hiteshsuthar/jekyll,MauroMrod/jekyll,Tyrion22/jekyll,EddieDow/jekyll,drobati/jekyll,krahman/jekyll,sideci-sample/sideci-sample-jekyll,jekyll/jekyll,daniel-beck/jekyll,xantage/jekyll,yihangho/jekyll,tillgrallert/jekyll,vcgato29/jekyll,howkj1/jekyll,thejameskyle/jekyll,SQS2/Test,jaroot32/jekyll,imaustink/jekyll,dangaute/eng,iRoxx/jekyll,matuzo/jekyll,teju111/jekyll,ZainRizvi/jekyll,hubsaysnuaa/jekyll,stomar/jekyll,mixxmac/jekyll,princeofdarkness76/jekyll,rebornix/jekyll,Wirachmat/jekyll,AtekiRyu/jekyll,mrb/jekyll,naughtyboy83/jekyll,jaroot32/jekyll,krishnakalyan3/jekyll,tomasdiez/jekyll,alihalabyah/jekyll,leichunxin/jekyll,rajrathore/jekyll,greent2008/jekyll,xiongjungit/jekyll,rlugojr/jekyll,tomjohnson1492/jekyll,xtymichael/jekyll,penchan1218/jekyllcn,xtymichael/jekyll,nasht00/jekyll,teju111/jekyll,pmarsceill/jekyll,bsmr-ruby/jekyll,zsyed91/jekyll,alfredxing/jekyll,stomar/jekyll,christophermanning/jekyll,jmepg/jekyll,kimeng/jekyll,jmknoll/jekyll,tylermachen/jekyll,ZainRizvi/jekyll,alex-kovac/jekyll,LeuisKen/jekyllcn,pheuko/jekyll,Teino1978-Corp/jekyll,eninya/jekyll,zhangkuaiji/jekyllcn,princeofdarkness76/jekyll,johnnycastilho/jekyll,eninya/jekyll,kimeng/jekyll,naughtyboy83/jekyll,alihalabyah/jekyll,gynter/jekyll,mnuessler/jekyll,darwin/jekyll,gynter/jekyll,stevecrozz/jekyll,kuangyeheng/jekyll,aarvay/jekyll,zsyed91/jekyll,nateberkopec/jekyll,QuinntyneBrown/jekyll,tobscure/jekyll,larryfox/jekyll,fabulousu/jekyll,chinayin/jekyll,nickg33/jekyll,eloyesp/jekyll,royalwang/jekyll,0x00evil/jekyll,desidude03/jekyll,indraj/jekyll,rongl/jekyll,brint/jekyll