remove protobuf dependency (OpenAtomFoundation#178)

modified:   Makefile
	modified:   third/pink

Makefile

@@ -231,7 +231,7 @@ $(SLASH):
 	$(AM_V_at)make -C $(SLASH_PATH)/slash/ DEBUG_LEVEL=$(DEBUG_LEVEL)
 
 $(PINK):
-	$(AM_V_at)make -C $(PINK_PATH)/pink/ DEBUG_LEVEL=$(DEBUG_LEVEL)  SLASH_PATH=$(SLASH_PATH)
+	$(AM_V_at)make -C $(PINK_PATH)/pink/ DEBUG_LEVEL=$(DEBUG_LEVEL) NO_PB=1 SLASH_PATH=$(SLASH_PATH)
 
 $(ROCKSDB):
 	$(AM_V_at)make -j $(PROCESSOR_NUMS) -C $(ROCKSDB_PATH)/ static_lib DISABLE_JEMALLOC=1 DEBUG_LEVEL=$(DEBUG_LEVEL)