[Emacs] Add up-list and down-list commands.
[Emacs] Add up-list and down-list commands.

JuanitoFatas/sass,Ahnita/sass,tangposmarvin/sass,saper/sass,srinivashappy/sass,Andrey-Pavlov/sass,askl56/sass,Anshdesire/sass,14113/sass,srinivashappy/sass,rammy7219/sass,nicklima/sass,DanteKaris/sass,stanhu/haml,nickg33/sass,Industrys/sass,cmpereirasi/sass,HugoRLopes/sass,Industrys/sass,nazar-pc/haml,stefanpenner/haml,Nzaga/sass,sideci-sample/sideci-sample-haml,HugoRLopes/sass,Ahnita/sass,uniba/hamldoc_ja,Andrey-Pavlov/sass,danielfein/sass,zaru/sass,chriseppstein/haml,xzyfer/sass,tangposmarvin/sass,ridixcr/sass,Galactix/sass,OrenBochman/sass,xzyfer/sass,tangposmarvin/haml,oss-practice/sass,PMArtz92/sass,rammy7219/sass,concord-consortium/haml,hcatlin/sass,briangonzalez/sass,baiyanghese/sass,haml/haml,chriseppstein/haml,chriseppstein/sass,OrenBochman/sass,hcatlin/sass,cmpereirasi/sass,schneems/sass,dg1dd1ngs/haml,ridixcr/sass,modulexcite/sass,tenderlove/sass,nazar-pc/haml,lmetla/sass,MetaAshley/sass,haml/haml,StephanieMak/sass,lmetla/sass,JuanitoFatas/sass,saper/sass,jaroot32/sass,tangposmarvin/haml,antonifs/sass,liquidmetal/sass,amatsuda/haml,purcell/haml,nicklima/sass,schneems/sass,Anshdesire/sass,modulexcite/sass,macressler/haml,macressler/haml,srawlins/sass,keithpitty/haml,askl56/sass,dylannnn/sass,danielfein/sass,mislav/haml,srawlins/sass,keithpitty/haml,nickg33/sass,StephanieMak/sass,Iamronan/sass,amitsuroliya/sass,amitsuroliya/sass,haml/haml,PMArtz92/sass,MetaAshley/sass,haml/haml,dg1dd1ngs/haml,DanteKaris/sass,Galactix/sass,Iamronan/sass,stewx/sass,stanhu/haml,liquidmetal/sass,vio/haml,dylannnn/sass,Nzaga/sass,stewx/sass,jaroot32/sass,zaru/sass,antonifs/sass