remove the unused message in caffe_proto

Author: lachao

include/caffe/layers/mish_layer.hpp

@@ -1,4 +1,4 @@
- #ifndef CAFFE_MISH_LAYER_HPP_
+#ifndef CAFFE_MISH_LAYER_HPP_
 #define CAFFE_MISH_LAYER_HPP_
 
 #include <vector>

src/caffe/layers/mish_layer.cpp

@@ -1,4 +1,3 @@
-  
 #include <cmath>
 #include <vector>
 

src/caffe/proto/caffe.proto

@@ -460,7 +460,7 @@ message ParamSpec {
 // NOTE
 // Update the next available ID when you add a new LayerParameter field.
 //
-// LayerParameter next available layer-specific ID: 271 (last added: mish_param)
+// LayerParameter next available layer-specific ID: 270 (last added: MaskRCNNProposal)
 message LayerParameter {
   optional string name = 1; // the layer name
   optional string type = 2; // the layer type
@@ -614,7 +614,7 @@ message LayerParameter {
   optional YoloV2LossParameter yolo_v2_loss_param = 198;
   optional YoloV3LossParameter yolo_v3_loss_param = 199;
   optional UpsampleDarknetParameter upsample_darknet_param = 209; // Darknet layer used in yolov3
-  optional MishParameter mish_param = 270; // yolov4
+
 
   //TensorFlow related
   optional DepthToSpaceParameter depth_to_space_param = 208;
@@ -3317,7 +3317,4 @@ message MaskRCNNProposalParameter {
   optional uint32 width = 8[default = 1024];
 }
 
-message MishParameter {
-  optional float MISH_THRESHOLD = 1;
-}