Synchronizer/GitHandler.php
public function commit($message = null)
    {
        $cmd = 'cd %s && git add . && git commit -m "%s"';
        $this->systemLog(sprintf($cmd, $this->projectPath, $message ?: $this->commitMessage));
    }
public function commit($message = null)
    {
        $cmd = 'cd %s && git add . && git commit -m "%s"';
        $this->systemLog(sprintf($cmd, $this->projectPath, $message ?: $this->commitMessage));
    }
Commit changes

@param string|null $message