Make checks for the specific optoins which the compute CreateServer endpoint requires.
Documented the create_server function.
Documented the create_server function.
Fix up the spelling error on the application/json content-type field.
Added error handler in herp_compute. To be used for any endpoints which return errors.
Moved the error extraction into it's own function since we can re-use the logic for extracting errors.
Refactored the listing style endpoints when adding the list_images functions.
Add a 30 second timeout when creating new servers since that endpoint can be quite slow.
Use an atom for the exit call instead of an arbitrary string.
Fixup statement end.