fixed moved dependency
Merge branch 'master' of https://github.com/danielballan/mr
BUG: Fix long-standing known issue where feature 'size' was rasterized by integer division.
ENH: Index features in HDFStore by frame, to allow partial retrieval.
TST: Removed deprecated fitting tests. Updated water tests to run faster.
TST: For now, only test usage of batch and track, not specific results.