commits: 759db6e17958b9e5800560cdf5cf46bf16ad5584

This data as json

sha	message	author_date	committer_date	raw_author	raw_committer	repo	author	committer
759db6e17958b9e5800560cdf5cf46bf16ad5584	Adds dask lock capability for backend writes This fixes an error on an asynchronous write for `to_netcdf` resulting in an `dask.async.RuntimeError: NetCDF: HDF error` Resolves issue https://github.com/pydata/xarray/issues/793 following dask improvement at https://github.com/dask/dask/pull/1053 following advice of @shoyer.	2016-03-22T14:56:32Z	2016-03-22T22:12:54Z	0a7f3c7fc999b672b213b274bce2a60c16b84694	0a7f3c7fc999b672b213b274bce2a60c16b84694	13221727	4295853	4295853