Add support for High Performance Blockchain

homepage: https://hpb.io
block explorer: https://hpbscan.org
network statistics : https://hpbscan.org
git: https://github.com/hpb-project
slip0044 index : 269
chain ID: 269

src/chainConfig.h

@@ -24,7 +24,8 @@ typedef enum chain_kind_e {
 	CHAIN_KIND_ATHEIOS,
 	CHAIN_KIND_GOCHAIN,
 	CHAIN_KIND_MIX,
-	CHAIN_KIND_REOSC
+	CHAIN_KIND_REOSC,
+	CHAIN_KIND_HPB
 } chain_kind_t;
 
 typedef struct chain_config_s {