Refactoring on rulesProperties class

Among of other things the merge process was improved to detect if
certain properties were set on the origin rule set.

headers/modsecurity/modsecurity.h

@@ -92,7 +92,6 @@ typedef struct ModSecurity_t modsecurity;
 #include "modsecurity/intervention.h"
 #include "modsecurity/transaction.h"
 #include "modsecurity/debug_log.h"
-#include "modsecurity/rules.h"
 
 /**
  * TAG_NUM:
@@ -129,9 +128,6 @@ namespace modsecurity {
 namespace actions {
 class Action;
 }
-namespace operators {
-class Operators;
-}
 class Rule;
 
 /** @ingroup ModSecurity_CPP_API */