Fixed issue with argument errors.
shepherd no longer readds dead requests.

* This will hopefully be temporary until a solution to test requests
  that always kill sheep is found.
Added ALIAS config option.

* This allows users to choose a organization specific name to present
  to users.
Fixed divide by zero errors in macros.html
Fixes recursion problem with inject_file.

* If it was a directory being injected and it had nested directiories
  inside of it, the nested directories would not be copied over.