BUG: Boolean indexing on an empty series loses index names
DOC add fix status for 4235
DOC: revised 0.13 internal refactoring to add np.where
Merge pull request #4658 from hayd/rebase4236

Boolean indexing on an empty series loses index names (rebase of 4236)
Fix issue #4496: tslib.tz_convert(vals, tz1, tz2) may raise an IndexError exception.
Merge pull request #4497 from stenri/tslib_tz_convert_trans_pos_plus_1__bugfix

Fix issue #4496: tslib.tz_convert(vals, tz1, tz2) may raise an IndexErro...
BUG: GH4273, appending a 0-len table to HDFStore was raising
Merge pull request #4660 from jreback/hdf_empty

BUG: GH4273, appending a 0-len table to HDFStore was raising
BUG: fixes issue #4322

Adds support for the thousands character in csv parser for floats.

Updated docs to reflect bug fix.
TST: Removed double import in test io.tests.parser_tests.
ENH: avoid branch in thousands check. Thanks to @cancan101
DOC: update attribute access docs for Series/Panel access
DOC: indexing.rst edits
Merge pull request #4598 from guyrt/csv-import-arg-conflict

csv_import: Thousands separator works in floating point numbers
BLD: test_perf, retrieve short form hash from git directly GH4654
micro + nanosecond time support