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Major change in different version
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Version 0.10.2
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* Submitted to CRAN again on 2011-10-27

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Version 0.9.7
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* Remove signalingField
* Move signalingFields to objectProperties and
  rename that to preperties

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Version 0.9.6
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* Rename the lazyField to fieldWithPrototype, adding default
  and checking class inside
* Make field setting in signalingFields() and signalingField()