changed the term "Vern" to "Versions" to be clearer
Docs for error_bad_lines, and warn_bad_lines options to pd.read_*
DISP: show column dtype in DataFrame.info() output
TST: add test for lack of Series.info
StataWriter: Replace non-isalnum characters in variable names by _ instead of integral represantation of replaced character. Eliminate duplicates created by replacement.
Merge pull request #5723 from jreback/empty_frame

BUG: don't use partial setting with scalars (GH5720)
Merge pull request #5709 from PKEuS/master

StataWriter: Replace non-isalnum characters in variable names by _ instead of integral represantation of replaced character. Eliminate duplicates created by replacement.
DOC: small doc build warning: Note -> Notes
DOC: add demo of factorize
Merge pull request #5726 from jorisvandenbossche/patch-1

DOC: small doc build warning: Note -> Notes
Merge pull request #5731 from unutbu/factorize-doc

DOC: add demo of factorize
Fix prefix argument for read_csv/read_table
BUG: add tests for read_table/read_csv `prefix` argument
CLN: cache indexers in internal_names_set (reported GH5727)
BUG: Bug in multi-index selection in PY3 when using certain keys (GH5725)
Merge pull request #5730 from jreback/repr_fix

CLN/BUG: indexing fixes (GH5725, GH5727)
TST: Cleanup temp files in Excel test.

Issue #5735
Merge pull request #5736 from jmcnamara/bug_excel_test_cleanup

TST: Cleanup temp files in Excel test.
BUG: raise KeyError if missing value in py3 on multi-index (GH5725), revisited
Merge pull request #5737 from jreback/mi_index2

BUG: raise KeyError if missing value in py3 on multi-index (GH5725), revisted