base: merge from v2-instances
ensemble: merge from v2-instances
examples: merge from v2-instances
filters: merge from v2-instances
knn: merge from v2-instances
linear_models: merge from v2-instances
meta: merge from v2-instances
trees: merge from v2-instances
evaluation: merge from v2-instances
base: BinaryAttribute
base: BinaryConvertFilter, Transform()

Transform now takes a new Attribute so BinaryConvertFilter
 can work correctly
base: Cleaned up duplicate Attribute resolution functions
naive: tests pass
linear_models: tests pass