fixed two bugs raised by vic: error message in upload.go and printing stack info in command cx settings
checking for the length of stdout in main.go to make sure there is no empty slice
text bug
formatting (go fmt)
unnecessary space
Merge branch 'release/0.1.4'
Merge branch 'develop' of github.com:cloud66/cx into feature/api_v3

Conflicts:
	main.go