DOC: Release note format correction
Merge pull request #7995 from sinhrks/rn_7812

DOC: Release note format correction
COMPAT: change pytables to use 3.0.0 API (GH7990)
Merge pull request #7994 from jreback/pytables_api

COMPAT: change pytables to use 3.0.0 API (GH7990)
CLN: change requirements to only use numpy>=17