WIP: adding HDF5 routines.
Adding tempdir module.
WIP.
WIP.
WIP.
Updated flake.
Fixed a few errors.
WIP: implementing read and read_attr HDF5 routines.
Added docstrings.
WIP: split HDF5 path and HDF5 write capabilities.
WIP: HDF5 write.
WIP: HDF5 writing.
HDF5 writing functions done.
Merge pull request #13 from rossant/add-h5

Adding HDF5 routines
Added describe() method for HDF5 files.
Added close() method.
Fixed bug with close().
Fixes.
Added CONTRIBUTE document.
Merge pull request #19 from rossant/add-contribute-doc

Add contribute document