Merge pull request !1062 from liuxiao/softplus-softplusgrad

Merge pull request !953 from fary86/add_submodule_id_for_log_interface

Merge pull request !1057 from chenweifeng/matmul

Merge pull request !370 from chenweifeng/unsorted_segment_sum

Merge pull request !994 from chenweifeng/broadcast_unequal_dims

Merge pull request !1021 from chenweifeng/broadcast_grad

Merge pull request !948 from chenweifeng/logsoftmax

Merge pull request !864 from sunsuodong/cpu_op_register

Merge pull request !1049 from liubuyu/master

Merge pull request !772 from caifubi/feature-profiling-report-data

Merge pull request !1032 from SanjayChan/bug_fix

Merge pull request !988 from ZPaC/gpu-kernels-adapt-with-special-dimensions

Merge pull request !976 from zhaozhenlong/adapt-lamb-nextmv-with-decay

Merge pull request !957 from jiangjinsheng/space_to_batch

Merge pull request !322 from chenweifeng/rmsprop

Merge pull request !323 from chenweifeng/concat

Merge pull request !324 from chenweifeng/slice

Merge pull request !372 from chenweifeng/batchmatmul

Merge pull request !502 from chenweifeng/gelu

Merge pull request !516 from chenweifeng/tanh

Merge pull request !945 from chenweifeng/unary

Merge pull request !962 from VectorSL/conv-init-update

Merge pull request !934 from chenweifeng/broadcast

Merge pull request !896 from VectorSL/update-tensoradd

Merge pull request !942 from chenweifeng/codex