num_classes==1
* fix binary * add ut * fix ut * restore metric computation * remove metric ut update * set out_channels by num_classes * replace num_classes in encoder_decoder * update props setting and fix ut * update ut * minor change * update warning
* [Fix] Input previous results for the latter cascade_decode_head * minors
* Add header for files * Delete header in config files
* [Refactor]: Unified parameter initialization * fixed pretrained