use pattern-based additive knowledge only on devices with >512 MB memory (closes #187)
use pattern-based additive knowledge only on devices with >512 MB memory (closes #187)

puremourning/littlego,puremourning/littlego,herzbube/littlego,herzbube/littlego,herzbube/littlego,puremourning/littlego,herzbube/littlego,puremourning/littlego,herzbube/littlego