Improve the readability of network_configs in im2ocl and NCHW transpose (#1215)
Improve the readability of network_configs in im2ocl and NCHW transpose (#1215)

* added support of half float to im2col and NCHW trans

* formatting

* fixed undefined param issue in the transpose kernel

* removed improper assert

* avoid output overflow in col2im

* fixed merge issues

* fixed comments

* fixed comments

* removed -nan check for fp16

* reverse the max_val check

* formatting

* fixed data types, undefined marcos, and overflow check

* delimiters in network_config

* fixed data type

* modified network_config for human readability

ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen,ROCmSoftwarePlatform/MIOpen