COMPAT: fix numpy 1.9-dev deprecation warnings in test suite#6960

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jreback merged 3 commits intopandas-dev:masterfrom

jreback:warnings

Apr 27, 2014

Commits on Apr 27, 2014

COMPAT: change neg of boolean to inv (deprecation in numpy 1.9)
jreback
committed
COMPAT: fix array_to_datetime on comparison of NaT
jreback
committed
COMPAT: fix warning for slice indexers when using floats in iloc that are convertible
jreback
committed