DOC: fix formatting read_csv comment kwarg explanation
BUG: cut/qcut on Series with "retbins" (GH8589)
Merge pull request #8563 from jorisvandenbossche/docstring-read-csv

DOC: fix formatting read_csv comment kwarg explanation
Merge pull request #8622 from rosnfeld/issue_8589

BUG: cut/qcut on Series with "retbins" (GH8589)
Fix shape attribute for MultiIndex

Also added tests for other ndarray compat properties.
Merge pull request #8609 from shoyer/MultiIndex-shape

Fix shape attribute for MultiIndex
BUG: bug in Float/Int index with ndarray for add/sub numeric ops (GH8608)
Merge pull request #8634 from jreback/numeric_index

BUG: bug in Float/Int index with ndarray for add/sub numeric ops (GH8608)
Raise error in certain unimplemented aggregation cases.