ENH: added numexpr support for where operations
     implemented internals/where in numexpr
BUG: Fix the rename for Series and DataFrame, #3165
Merge pull request #3175 from waitingkuo/fix-rename

BUG: Fix the rename function for Series and DataFrame, #3165
DOC: better error message on ndarray construction, GH3105

CLN: refactor to put all block manager creation calls into internals.py
     so to wrap with invalid constructions
TST: now py3 compatible
Merge pull request #3131 from jreback/GH3105

DOC: GH3105 better error message on ndarray construction
TST: resample test custom_grouper haveing dtype comp error on 32-bit
      from GH2763 changes
Merge pull request #3176 from jreback/resample_dtype

TST: resample test custom_grouper haveing dtype comp error on 32-bit
PERF: groupby transform
PERF: added vb_suite test for groupby_transform
      added to RELEASE.rst, issue GH2121
Merge pull request #3154 from jreback/ne2

ENH: added numexpr support for where operations
Merge pull request #3145 from jreback/transform

PERF: GH2121 groupby transform
BLD: fix path handling, and possible import surprises in test_perf
TST: add test for mom._flex_binary_moment blowing the stack GH3155
BUG: _flex_binary_moment should validate it's arguments' type
TST: added rolling_corr test with cener=True GH3155

Conflicts:
	pandas/stats/tests/test_moments.py
BUG: rolling_corr should pass center=True to it's delegates