Keras-like API AtrousConv1D2D, LocallyConnected1D, deconv, convlstm (#2247)
Keras-like API AtrousConv1D2D, LocallyConnected1D, deconv, convlstm (#2247)

* layers

* meet review

* update

* add ser test

* style and fix

* refactor and update

* style

* fix

* refine

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