| ⇢ | A | Printer added | |
| ⇢ | A | ProcessRunner added | |
| A | ↛ | ProcessRunner removed | |
| A | ↛ | Printer removed |
| ⇢ | B | ProcessRunner::run() added | |
| ⇢ | A | Printer::writeln() added | |
| ⇢ | A | Printer::__construct() added | |
| ⇢ | A | Printer::printBuffer() added | |
| ⇢ | A | Printer::callback() added | |
| ⇢ | A | Printer::command() added | |
| ⇢ | A | ProcessRunner::__construct() added | |
| B | ↛ | ProcessRunner::run() removed | |
| A | ↛ | Printer::__construct() removed | |
| A | ↛ | Printer::command() removed | |
| A | ↛ | Printer::printBuffer() removed | |
| A | ↛ | Printer::callback() removed | |
| A | ↛ | ProcessRunner::__construct() removed | |
| A | ↛ | Printer::writeln() removed |