pillar --version -> error


```
 pillar --version                                                              [10:46:30]
SubclassResponsibility: ClapPillarCommand had the subclass responsibility to implement #execute
ClapPillarCommand(Object)>>subclassResponsibility
ClapPillarCommand(ClapApplication)>>execute
ClapPillarCommand(ClapApplication)>>executeOrPrintHelp
[
```