BUG: Fixed issue #5156: segfault on read_csv
Merge pull request #5268 from guyrt/issue-5156-segfault

BUG: Fixed issue #5156: segfault on read_csv
DOC: Added versionadded for "Setting index metadata"
Merge pull request #5281 from cancan101/index_meta_data_doc

DOC: Added versionadded for "Setting index metadata"