Created by: sfraczek

This PR adds conv+transpose2 fuse pass for CAPI and PYTHON for mkldnn. It does this by setting reorder_output_format attribute of convolution to a string like "NHWC". Currently it is added only for NCHW->NHWC conversion.

@luotao1 I would like to add a test for this. Do you recommend any way of testing this? Is there any SSD model test that would run this pass?