add the configs of stage 1

Author: sunke123

experiments/cls_hrnet_w48_sgd_lr5e-2_wd1e-4_bs32_x100.yaml

@@ -11,6 +11,15 @@ MODEL:
     - 224
     - 224
   EXTRA:
+    STAGE1:
+      NUM_MODULES: 1
+      NUM_RANCHES: 1
+      BLOCK: BOTTLENECK
+      NUM_BLOCKS:
+      - 4
+      NUM_CHANNELS:
+      - 64
+      FUSE_METHOD: SUM
     STAGE2:
       NUM_MODULES: 1
       NUM_BRANCHES: 2
@@ -80,4 +89,4 @@ TRAIN:
   NESTEROV: true
   SHUFFLE: true
 DEBUG:
-  DEBUG: false
+  DEBUG: false