- Fixed issue #6. get_uniques(returnnumerical=True) now returns as   uniques_float a list of properly sorted 1-d float arrays. Note that   the also returned uniques is a list of 1-d arrays with unique string   values, but that these string values are not necessarily sorted   numerically.
- Fixed issue #6. get_uniques(returnnumerical=True) now returns as
  uniques_float a list of properly sorted 1-d float arrays. Note that
  the also returned uniques is a list of 1-d arrays with unique string
  values, but that these string values are not necessarily sorted
  numerically.

- Fixed typo when storing hypercubes.

rnikutta/hypercubizer