Delete unused copy constructor & assignment operator in Rule, RuleMarker & Action

- Declare other unsupported copy constructor & assignment operators as
  deleted too (RuleWithActions, RuleUnconditional & RuleScript)

headers/modsecurity/rule_with_operator.h

@@ -45,7 +45,7 @@ class RuleWithOperator : public RuleWithActions {
         std::unique_ptr<std::string> fileName,
         int lineNumber);
 
-    virtual ~RuleWithOperator();
+    ~RuleWithOperator() override;
 
     bool evaluate(Transaction *transaction,
         std::shared_ptr<RuleMessage> rm) override;