Refactored protocol code to use defined IDs rather then raw integers

protocol.h

@@ -15,6 +15,14 @@ static char *pProTags[3] = {
 #define esStart -1
 #define esFinish -2
 
+/*---------------------- protocol defines -------------------------------*/
+#define PROTSICS 0
+#define PROTNORM 1
+#define PROTCODE 2
+#define PROTJSON 3
+#define PROTACT  4
+#define PROTALL  5
+
 /*--------------------- lifecycle -------------------------------------- */
 int InstallProtocol(SConnection * pCon, SicsInterp * pSics, void *pData,
                     int argc, char *argv[]);