AutoGrad v1.0.1 Release Notes

• Using forw and back methods instead of the recorder function generator and the Grad type.
• New gradcheck method checks all arguments, handles tuples and dicts as well as arrays.
• Memory saving by erasing outgrads from tape after use (@ekinakyurek).
• Fixed integer powers and matrix powers.
• Fixed sum_outgrads_array bug causing incorrect grad when indexing into a matrix of vectors #73.
• Fixed sum_outgrads bug so arrays of different types can be added #71.
• Robust Float32 testing added #87 (@ekinakyurek).
• Cleaned up and documented the handling of broadcasting.
• Codecov support added.