Added a setTagName method to XmlElement

modules/juce_core/xml/juce_XmlElement.cpp

@@ -439,6 +439,12 @@ XmlElement* XmlElement::getNextElementWithTagName (StringRef requiredTagName) co
     return e;
 }
 
+void XmlElement::setTagName (StringRef newTagName)
+{
+    jassert (isValidXmlName (newTagName));
+    tagName = StringPool::getGlobalPool().getPooledString (newTagName);
+}
+
 //==============================================================================
 int XmlElement::getNumAttributes() const noexcept
 {

modules/juce_core/xml/juce_XmlElement.h

@@ -278,6 +278,11 @@ public:
     */
     bool hasTagNameIgnoringNamespace (StringRef possibleTagName) const;
 
+    /** Changes this elements tag name.
+        @see getTagName
+     */
+    void setTagName (StringRef newTagName);
+
     //==============================================================================
     /** Returns the number of XML attributes this element contains.