ignores files that start with '.', which often happens in Mac OS
Bugfix in ECO data set converter and metadata change
Merge pull request #212 from beckel/master

ECO data set converter works now - open issues to be discussed
Various tweaks to try to improve IO performance. #209

* don't sort index for UK-DALE importer
* use blosc instead of zlib for REDD and UK-DALE
* use a 'full' PyTables index with optlevel=9
* don't need __iter__() when using store.select()
Merge branch 'master' of github.com:nilmtk/nilmtk
2x speed up of `DataStore.load` by not using `chunksize` in
`store.select()`. #209
remove silly typo
slightly more elegant way to calculate timeframe
a further 20x speed up (!) achieved by using store.select(start, stop)
rather than store.select(where). #209
explicitly using only the start and end of the coords
added rcuk showcase notebook
Merge branch 'master' of https://github.com/nilmtk/nilmtk
added rcuk showcase notebook
Finished performance experiments. Closes #209.  Closes #133.
Merge branch 'master' of github.com:nilmtk/nilmtk

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CSVDataStore now writes, updated redd converter to deal with datatores rather than HDF
Candidate fix for plotting issue #211
resolved conflicts with jack's hdf optimisation with a hack which checks if DataStore is HDFDataStore instance
Merge branch 'master' of https://github.com/nilmtk/nilmtk
added datastore generator function