Violations no longer rely on the "source" or "namespace"
Output version details amongst showHelp()
Include author names within _getVersion()
Merge pull request #26 from HippoPHP/remove-violation-source

Violations no longer rely on the "source" or "namespace"
Tidied up code.
  - Consistent array style (square brackets)
  - Always uses braces on conditions
  - Removed some dead code.