Made org.joda.time.tz.Info Serializable, as it makes my android app crash

Trying to fix this...
05-05 11:09:50.392: E/AndroidRuntime(22375): 	at dalvik.system.NativeStart.main(Native Method)
05-05 11:09:50.392: E/AndroidRuntime(22375): Caused by: java.io.NotSerializableException: org.joda.time.tz.Info$CachedDateTimeZone
05-05 11:09:50.392: E/AndroidRuntime(22375): 	at java.io.ObjectOutputStream.writeNewObject(ObjectOutputStream.java:1364)

etc...