Set Sass version to 3.2.0 in Travis.
Set Sass version to 3.2.0 in Travis.

This is until we get things sorted for 3.3, see #460.

jackyzonewen/ratchet,wallynm/ratchet,hashg/ratchet,kkirsche/ratchet,youzaiyouzai666/ratchet,AladdinSonni/ratchet,calvintychan/ratchet,mazong1123/ratchet-pro,isathish/ratchet,zipscene/ratchet,liangxiaojuan/ratchet,mazong1123/ratchet-pro,Diaosir/ratchet,asonni/ratchet,youprofit/ratchet,arnoo/ratchet,aisakeniudun/ratchet,kujian/web-frame,jimjin/ratchet,artemave/ratchet,Samda/ratchet,kujian/web-frame,jamesrom/ratchet,coderstudy/ratchet,Artea/ratchet,cslgjiangjinjian/ratchet,twbs/ratchet,Joozo/ratchet,Holism/ratchet,leplatrem/ratchet,tranc99/ratchet,twbs/ratchet,kujian/web-frame,ctkjose/ratchet-1,vebin/ratchet,mbowie5/playground2,guohuadeng/ratchet,AndBicScadMedia/ratchet