ENH: Make 'rows' an axis alias for 'index'

For convenience of interactive users only.
TST: Fixed int32/int64 problem in csv parser tests
Merge pull request #5309 from jtratner/add-rows-to-axis-alias

ENH: Make 'rows' an axis alias for 'index'
PERF: vbench for time-series index assignment in frame (GH5320)

PERF: direct index assignment in a frame was doing lots of work
Merge pull request #5321 from jreback/assign_index_perf

PERF: vbench for time-series index assignment in frame (GH5320)
Merge pull request #5318 from guyrt/fix-csv-32bit-test

TST: Fixed int32/int64 problem in csv parser tests
BUG: when trying to use an out-of-bounds date as an object dtype (GH5312)
Merge pull request #5322 from jreback/datetime_bounds

BUG: when trying to use an out-of-bounds date as an object dtype (GH5312)
BUG: bug when trying to display an embedded PandasObject (GH5324)
BUG: repr/str of storers in HDFStore was calling an incorrect method
Merge pull request #5328 from jreback/hdf_repr

BUG: repr/str of storers in HDFStore was calling an incorrect method
Merge pull request #5325 from jreback/df_display

BUG: bug when trying to display an embedded PandasObject (GH5324)
TST/BUG: allow invalid Timestamps to pass thru as datetimes when operating with offsets
         related (GH5312)
DOC: squash doc typos in indexing/reshaping
Merge pull request #5327 from jreback/timestamp_offset

TST/BUG: allow invalid Timestamps to pass thru as datetimes when operating with offsets
CLN: Fix return type for initObjToJSON()
Merge pull request #5334 from jtratner/try-fix-for-initobjtojson

CLN: Fix return type for initObjToJSON()