Add a changelog entry about Rubinius stuff.
Add a changelog entry about Rubinius stuff.

hcatlin/sass,Iamronan/sass,nicklima/sass,zaru/sass,askl56/sass,OrenBochman/sass,dylannnn/sass,tangposmarvin/sass,nicklima/sass,antonifs/sass,cmpereirasi/sass,dylannnn/sass,hcatlin/sass,JuanitoFatas/sass,amitsuroliya/sass,JuanitoFatas/sass,lmetla/sass,jaroot32/sass,HugoRLopes/sass,srawlins/sass,Nzaga/sass,Industrys/sass,saper/sass,chriseppstein/sass,stewx/sass,nickg33/sass,Ahnita/sass,StephanieMak/sass,tangposmarvin/sass,oss-practice/sass,liquidmetal/sass,OrenBochman/sass,xzyfer/sass,srinivashappy/sass,saper/sass,DanteKaris/sass,DanteKaris/sass,Andrey-Pavlov/sass,stewx/sass,zaru/sass,modulexcite/sass,baiyanghese/sass,srawlins/sass,ridixcr/sass,Galactix/sass,rammy7219/sass,amitsuroliya/sass,antonifs/sass,StephanieMak/sass,jaroot32/sass,lmetla/sass,nickg33/sass,schneems/sass,Ahnita/sass,rammy7219/sass,srinivashappy/sass,askl56/sass,modulexcite/sass,schneems/sass,PMArtz92/sass,Anshdesire/sass,HugoRLopes/sass,danielfein/sass,xzyfer/sass,danielfein/sass,PMArtz92/sass,Anshdesire/sass,Andrey-Pavlov/sass,MetaAshley/sass,Galactix/sass,cmpereirasi/sass,Nzaga/sass,MetaAshley/sass,briangonzalez/sass,liquidmetal/sass,ridixcr/sass,Iamronan/sass,Industrys/sass