Gruntfile.js: use the variables for paths.
Gruntfile.js: use the variables for paths.

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