[MRG+2] FIX make StandardScaler & scale more numerically stable#4436

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amueller merged 3 commits intoscikit-learn:masterfrom

ogrisel:rebased-pr-3747

Mar 23, 2015

Commits on Mar 23, 2015

FIX make StandardScaler & scale more numerically stable

Nicolas
authored and
ogrisel
committed
DOC whats_new entry for stabler StandardScaler
ogrisel
committed
FIX test for older versions of numpy
ogrisel
committed