update fabfile to update python pakages, https://www.pivotaltracker.com/story/show/15328519
update fabfile to update python pakages, https://www.pivotaltracker.com/story/show/15328519

norayr/unisubs,eloquence/unisubs,eloquence/unisubs,ReachingOut/unisubs,wevoice/wesub,ReachingOut/unisubs,ReachingOut/unisubs,ofer43211/unisubs,ujdhesa/unisubs,eloquence/unisubs,pculture/unisubs,ofer43211/unisubs,ofer43211/unisubs,norayr/unisubs,ujdhesa/unisubs,norayr/unisubs,wevoice/wesub,ReachingOut/unisubs,pculture/unisubs,pculture/unisubs,ujdhesa/unisubs,wevoice/wesub,ujdhesa/unisubs,pculture/unisubs,eloquence/unisubs,norayr/unisubs,ofer43211/unisubs,wevoice/wesub