BUG: Bug in timeops with non-aligned Series (GH7500)
Merge pull request #7503 from jreback/dt

BUG: Bug in timeops with non-aligned Series (GH7500)
BUG: Bug in .loc performing fallback integer indexing with object dtype indices (GH7496)
Merge pull request #7497 from jreback/loc

BUG: Bug in .loc performing fallback integer indexing with object dtype indices (GH7496)
BUG: Bug in DataFrame.where with a symmetric shaped frame and a passed other of a DataFrame (GH7506)
ENH: change BlockManager pickle format to work with dup items