0.8.11
Fixed issue when supplying dtype
arguments to apply
methods with string dtypes.
Added parameters
argument to Frame.from_sql
to perform SQL parameter substitution.
In group-by operations where the group key is a hashable, the returned Index.name
will be set to that key.
Performance enhancements to Bus.iter_element().apply()
and `Bus.iter_element_items().apply()``.