Fix a few places where we don't properly validate cloudlet or blueprint
Merge pull request #222 from huit/190-fix-blueprint-validation

Fix a few places where we don't properly validate cloudlet or blueprint
A missing exit(1).
Merge branch 'stable'
Adding basic command completion script
Merge pull request #224 from huit/bash-completion

Bash completion
I don't have Pandoc and I'm annoyed.
1.2.1