Fixed bug: String descendants are now calling the parent's changed() method to allow the String to update its data.

git-svn-id: http://yate.null.ro/svn/yate/trunk@2049 acf43c95-373e-0410-b603-e72c3f656dc1

engine/String.cpp

@@ -1394,6 +1394,7 @@ void* NamedPointer::getObject(const String& name) const
 void NamedPointer::changed()
 {
     userData(0);
+    NamedString::changed();
 }
 
 

engine/URI.cpp

@@ -72,6 +72,7 @@ URI::URI(const char* proto, const char* user, const char* host, int port, const
 void URI::changed()
 {
     m_parsed = false;
+    String::changed();
 }
 
 void URI::parse() const