Added a mode to use the whole grid from a file on disk
Whitespace
Move on_the_fly_hdf5 to common util location
Fix import
Fix grid_on_disk
Added unit test
Added changelog entry
Added documentation page
Added a direct test of GridOnDisk
Improved documentation and docstring
Merge pull request #116 from astrofrog/use-grid-from-disk

Add mode to use whole grid from disk