Uses shared_ptr on variable names

src/variables/remote_user.cc

@@ -64,7 +64,7 @@ void RemoteUser::evaluate(Transaction *transaction,
     transaction->m_variableRemoteUser.assign(std::string(base64, 0, pos));
 
     var = new collection::Variable(l->at(0)->m_key,
-        &transaction->m_variableRemoteUser);
+        std::make_shared<std::string>(transaction->m_variableRemoteUser));
 
     for (auto &i : l->at(0)->m_orign) {
         std::unique_ptr<VariableOrigin> origin(new VariableOrigin());

src/variables/variable.h

@@ -143,7 +143,6 @@ class VariableModificatorCount : public Variable {
         res = new std::string(std::to_string(count));
 
         val = new collection::Variable(&m_name, res);
-        val->m_dynamic_value = true;
         val->m_dynamic = true;
 
         l->push_back(val);

src/variables/xml.cc

@@ -127,7 +127,6 @@ void XML::evaluate(Transaction *t,
         if (content != NULL) {
             collection::Variable *var = new collection::Variable(&m_name,
                 new std::string(content));
-            var->m_dynamic_value = true;
             l->push_back(var);
             xmlFree(content);
          }

src/variables/xml.h

@@ -41,7 +41,6 @@ class XML_NoDictElement : public Variable {
         m_plain("[XML document tree]"),
         m_var(&m_name, &m_plain) {
             m_var.m_dynamic = false;
-            m_var.m_dynamic_value = false;
         }
 
     void evaluate(Transaction *transaction,