DOC: string columns update in io.rst/HDFStrore
BUG: (GH4851) path for 0-dim arrays in DataFrame construction were incorrect
Merge pull request #4852 from jreback/seq2

BUG: (GH4851) path for 0-dim arrays in DataFrame construction were incorrect
Merge pull request #4164 from pydata/eval-3393

ENH: add expression evaluation functionality via eval
DOC: add eval/query v0.13.0 fixes