Fix saving of bins
Fix saving of bins

Don't use time as a dimension for bin data.  Bin data should only have
52 arrays.

Categorizing secondary into age classes using stored bin data is still
not working.  There's a mismatch on the second timestep (year 2016).

ricardog/raster-project,ricardog/raster-project,ricardog/raster-project,ricardog/raster-project,ricardog/raster-project