public function aliasAuthor($alias, $realAuthor)
    {
        $this->mapping[$this->arrayKey($alias)] = trim($realAuthor);

        return $this;
    }
public function aliasAuthor($alias, $realAuthor)
    {
        $this->mapping[$this->arrayKey($alias)] = trim($realAuthor);

        return $this;
    }
public function aliasAuthor ( $ alias , $ realAuthor ) { $ this -> mapping [ $ this -> arrayKey ( $ alias ) ] = trim ( $ realAuthor ) ; return $ this ; }
Add an author alias.

@param string $alias      The alias for the author.
@param string $realAuthor The real author to be used.

@return Config
Add an author alias .