[Haml] Add a changelog entry about object reference customization.
[Haml] Add a changelog entry about object reference customization.

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