[Sass] Tweak the behavior of updating_stylesheet a little.
[Sass] Tweak the behavior of updating_stylesheet a little.

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