DOC: fix docstring of value_counts/nunique dropna argument after GH7424
DOC: Fix parameter in reindex_axis docstring
SQL: don't reflect full database GH7396
FIX: don't create 32 bit int type for int64 column (GH7433)
BUG: consistent subplot ax handling
TST/CLN: Refactor io.data.options class to improve testing

Removed most references to month and year (passing expiry date around instead).
Also protected with RemoteDataError checking for the expiry month links.
BUG: Bug in multi-index slice setting, related GH3738
Merge pull request #7667 from jreback/mi_slicing

BUG: Bug in multi-index slice setting, related GH3738
BUG: windows failure on GH7667
Merge pull request #7668 from pydata/mi_slicing2

BUG: windows failure on GH7667
BUG: area plot raises ValueError with tz-aware data
Merge pull request #7515 from sinhrks/areabug

BUG: area plot raises ValueError with tz-aware data
BUG/CLN: LinePlot uses incorrect xlim when secondary_y=True
Update docs to use display.width instead of deprecated line_width.
Merge pull request #7669 from lexual/docs_use_display_width

Update docs to use display.width instead of deprecated line_width.
CLN: Simplify Period construction / Resolution
Merge pull request #7634 from jorisvandenbossche/sql-int64

FIX: don't create 32 bit int type for int64 column (GH7433)
Merge pull request #7581 from jorisvandenbossche/sql-reflect-database

SQL: don't reflect full database GH7396
DOC: squash gh6838. Separate set_options from basics.rst
Add some documentation on gotchas related to timezone library updates.