add jeston params and support cpu

test_tipc/configs/jeston_ppocr_det_mobile_params.txt

+===========================train_params===========================
+model_name:ocr_det
+python:python
+gpu_list:null
+Global.use_gpu:null
+Global.auto_cast:null
+Global.epoch_num:null
+Global.save_model_dir:null
+Train.loader.batch_size_per_card:null
+Global.pretrained_model:null
+train_model_name:latest
+train_infer_img_dir:null
+null:null
+##
+trainer:null
+norm_train:null
+pact_train:null
+fpgm_train:null
+distill_train:null
+null:null
+null:null
+##
+===========================eval_params=========================== 
+eval:null
+null:null
+##
+===========================infer_params===========================
+Global.save_inference_dir:./output/
+Global.pretrained_model:null
+norm_export:null
+quant_export:null
+fpgm_export:null
+distill_export:null
+export1:null
+export2:null
+inference_dir:null
+train_model:./inference/ch_ppocr_mobile_v2.0_det_infer
+infer_export:null
+infer_quant:False
+inference:tools/infer/predict_det.py
+--use_gpu:True|False
+--enable_mkldnn:False
+--cpu_threads:1|6
+--rec_batch_num:1
+--use_tensorrt:False|True
+--precision:fp16|fp32
+--det_model_dir:
+--image_dir:./inference/ch_det_data_50/all-sum-510/
+null:null
+--benchmark:True
+null:null