Release 1.0.0

Added

• Server that receive nsca calls and put them in a non-locking queue
• Worker that reads from the non-locking queue and put the data in a cache
• HTTP server that will read from the cache and display the check results
  in a json format in response to a call on /api/reports based on a template.
  The rest of the calls will display a usage summary based on another template
• Support for custom fields
• Support configuration via both command-line and environment variables