Refs #6616. Add the new option to the Muon fit browser

Code/Mantid/MantidQt/MantidWidgets/src/MuonFitPropertyBrowser.cpp

@@ -111,12 +111,22 @@ void MuonFitPropertyBrowser::init()
 
   // Custom settings that are specific and asked for by the muon scientists.
   QtProperty* customSettingsGroup = m_groupManager->addProperty("Settings");
+
   m_rawData = m_boolManager->addProperty("Fit To Raw Data");
   bool data = settings.value("Fit To Raw Data",QVariant(false)).toBool();
   m_boolManager->setValue(m_rawData,data);
+
+  m_showParamErrors = m_boolManager->addProperty("Show Parameter Errors");
+  // XXX: showParamErrors is true by default for Muons
+  bool showParamErrors = settings.value(m_showParamErrors->propertyName(), true).toBool();
+  m_boolManager->setValue(m_showParamErrors, showParamErrors);
+  m_parameterManager->setErrorsEnabled(showParamErrors);
+
   customSettingsGroup->addSubProperty(m_minimizer);
   customSettingsGroup->addSubProperty(m_plotDiff);
   customSettingsGroup->addSubProperty(m_rawData);
+  customSettingsGroup->addSubProperty(m_showParamErrors);
+
   m_customSettingsGroup = m_browser->addProperty(customSettingsGroup);
 
   // Initialise the layout.