Update FEATURES.md

Author: vera121

FEATURES.md

@@ -122,7 +122,13 @@ squeeze_conv_layer
 squeeze_inner_product_layer  
 squeeze_deconv_layer  
 
-  
+
+## Custom Quantization related  
+input_scale, input_zero_point, output_scale, output_zero_point, weight_scale, weight_zero_point, bias_scale, bias_zero_point in ConvolutionParameter and InnerProductParameter  
+input_scale, input_zero_point, output_scale, output_zero_point in SoftmaxParameter and SqueezeConvolutionParameter  
+input_zero_point, output_scale, output_zero_point in EltwiseParameter  
+
+
 ## evquantize related (only valid for CUDA forwards implementation)   
 input_scale and output_scale in ConvolutionParameter, SoftmaxParameter and LRNParameter  
 output_scale in EltwiseParameter and InnerProductParameter