Analytics: relaxed mode for on-demand analyzers

- The "relaxed" option can now be used also to control on-demand
analyzers, allowing for pipelining when in this mode

analytics/includes/AnalyzerTemplate.h

@@ -283,7 +283,7 @@ public:
                         throw std::runtime_error("No template unit in analyzer " + _name + "!");
                     LOG(debug) << "Analyzer " << _name << ": cache miss for unit " << node << ".";
                     U_Ptr uTemplate = _ondemandCache->at(SensorNavigator::templateKey);
-                    tempUnit = unitGen.generateUnit(node, uTemplate->getInputs(), uTemplate->getOutputs(), uTemplate->getInputMode(), "", false);
+                    tempUnit = unitGen.generateUnit(node, uTemplate->getInputs(), uTemplate->getOutputs(), uTemplate->getInputMode(), "", _relaxed);
                     addToOndemandCache(tempUnit);
                 }