* Removed error when `cf.read` finds no fields - an empty field list is now returned * New method `cf.Field.count`
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2.0.5
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**2017-09-19**
* Bug fix when creating wrap-around subspaces from cyclic fields * Fix (partial?) for memory leak when reading UM PP and fields files
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2.0.4
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**2017-09-15**
* submodel property for PP files * API change for `cf.Field.axis`: now returns a `cf.DomainAxis` object by default * Bug fix in `cf.Field.where` * Bug fix when initialising a field with the source parameter * Changed default output format to NETCDF4 (from NETCDF3_CLASSIC)