Create README.md
Create README.md

https://github.com/nmcl/scratch/issues/40
nmcl/scratch,nmcl/scratch,nmcl/wfswarm-example-arjuna-old,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch,nmcl/scratch