| ⇢ | A | ValidationCommand added | 
| ⇢ | C | ValidationCommand::validateFiles() added | |
| ⇢ | C | ValidationCommand::execute() added | |
| ⇢ | C | ValidationCommand::parseContent() added | |
| ⇢ | C | ImportCommandAbstract::getFinder() added | |
| ⇢ | A | ValidationCommand::__construct() added | |
| ⇢ | A | ValidationCommand::configure() added | |
| B | ↗ | A | ImportCommand::configure() improved | 
| B | ↗ | A | ImportCommandAbstract::execute() improved |