I was getting an error on deploying and notice that the _build.thor file needed a , after the clean call for production. I also removed the manifest.appcache for the default html template.
Added a ,  when invoking clean in production. It was causing an err…
…or on deploy.
Removed the manifest="/manifest.appcache" for the default site.
Merge pull request #2 from LarryRoth/master
Updated _build.thor to fix bug