CoordinateReferenceSystem cannot be cast to java.io.Serializable when use second level cache

[billtian]

when we use CoordinateReferenceSystem as our entities' property and enable L2 cache , will thrown "org.geolatte.geom.crs.Geographic2DCoordinateReferenceSystem cannot be cast to java.io.Serializable"

see this test repos.

Thanks !

[maesenka]

This will be released as 1.8.1 in a couple of days