TST: nose.Skiptest on RemoteDataErrors in tests for io.data.Options

Added to release notes

Added to release notes

Fixed warning tests for RemoteDataError

TST: nose.Skiptest on RemoteDataErrors in tests for io.data.Options

Added to release notes

Conflicts:
	doc/source/release.rst
Merge pull request #7034 from dstephens99/OptionTests

TST: nose.SkipTest on RemoteDataErrors in tests for io.data.Options
TST: clean skipping tests in test_offsets
Merge pull request #7042 from jreback/test_offset

TST: clean skipping tests in test_offsets
ENH: cythonize groupby count
VB: add a vbench for groupby count
BUG: numeric_only must be False for count
ENH: add counts for object dtype
TST: add groupby count object dtype test
CLN: add count test
ENH: add datetime64 cythonized count
TST: add timedelta64 count test