Update README.md
Add minimal.template
Merge pull request #2 from jasondunsmore/master

Add minimal.template
Add apt-get update to redis template
Remove trailing whitespace from redis template
Break hello-world template into Nova and Cloud Server versions
Make user_data section a string.
Merge pull request #3 from jasondunsmore/master

Redis and hello world template fixes
Replace all image names with image IDs
Merge pull request #6 from jasondunsmore/imageids3

Replace all image names with image IDs