1. Added a slipway symbol

    Closed
    #8863208 1 0 0 0

  2. Added school symbol.

    Closed
    #8862891 2 0 0 0

  3. Added a playground symbol.

    Closed
    #8862846 2 0 0 0

  4. Added playground symbol

    Closed
    #8862772 1 0 0 0