private static function _getRepositoryManager()
	{
		self::_init();
		if (!self::$repositoryManager)
		{
			self::$repositoryManager = self::$composer->getRepositoryManager();
		}
		return self::$repositoryManager;
	}
private static function _getRepositoryManager()
	{
		self::_init();
		if (!self::$repositoryManager)
		{
			self::$repositoryManager = self::$composer->getRepositoryManager();
		}
		return self::$repositoryManager;
	}
private static function _getRepositoryManager ( ) { self :: _init ( ) ; if ( ! self :: $ repositoryManager ) { self :: $ repositoryManager = self :: $ composer -> getRepositoryManager ( ) ; } return self :: $ repositoryManager ; }
Return the repository manager

@return	object	Composer\Repository\RepositoryManager in use
Return the repository manager