diff --git a/include/osgDB/ReaderWriter b/include/osgDB/ReaderWriter
index 677d2590f..27cf30825 100644
--- a/include/osgDB/ReaderWriter
+++ b/include/osgDB/ReaderWriter
@@ -54,7 +54,7 @@ class OSGDB_EXPORT ReaderWriter : public osg::Object
         virtual const FormatDescriptionMap& supportedProtocols() const { return _supportedProtocols; }
         
         /** return which list of file extensions supported by ReaderWriter. */
-        virtual const FormatDescriptionMap& supportedExtension() const { return _supportedExtensions; }
+        virtual const FormatDescriptionMap& supportedExtensions() const { return _supportedExtensions; }
         
         /** return which list of file extensions supported by ReaderWriter. */
         virtual const FormatDescriptionMap& supportedOptions() const { return _supportedOptions; }
diff --git a/include/osgDB/Registry b/include/osgDB/Registry
index 98dc9607c..9a4dae6b4 100644
--- a/include/osgDB/Registry
+++ b/include/osgDB/Registry
@@ -115,8 +115,16 @@ class OSGDB_EXPORT Registry : public osg::Referenced
         /** close all libraries.*/
         void closeAllLibraries();
 
+        typedef std::vector< osg::ref_ptr<ReaderWriter> > ReaderWriterList;
+
         /** get a reader writer which handles specified extension.*/
         ReaderWriter* getReaderWriterForExtension(const std::string& ext);
+        
+        /** get list of all registered ReaderWriters.*/
+        ReaderWriterList& getReaderWriterList() { return _rwList; }
+
+        /** get const list of all registered ReaderWriters.*/
+        const ReaderWriterList& getReaderWriterList() const { return _rwList; }
  
         osg::Object*         readObjectOfType(const osg::Object& compObj,Input& fr);       
         osg::Object*         readObjectOfType(const basic_type_wrapper &btw, Input& fr);
@@ -450,7 +458,6 @@ class OSGDB_EXPORT Registry : public osg::Referenced
 
         virtual ~Registry();
 
-        typedef std::vector< osg::ref_ptr<ReaderWriter> >               ReaderWriterList;
         typedef std::map< std::string, osg::ref_ptr<DotOsgWrapper> >    DotOsgWrapperMap;
         typedef std::vector< osg::ref_ptr<DynamicLibrary> >             DynamicLibraryList;
         typedef std::map< std::string, std::string>                     ExtensionAliasMap;
diff --git a/src/osgShadow/ShadowVolume.cpp b/src/osgShadow/ShadowVolume.cpp
index 6d6d78f31..ed906fa2c 100644
--- a/src/osgShadow/ShadowVolume.cpp
+++ b/src/osgShadow/ShadowVolume.cpp
@@ -39,7 +39,7 @@ ShadowVolume::ShadowVolume():
 {
     // _drawMode = osgShadow::ShadowVolumeGeometry::GEOMETRY;
     
-    osg::notify(osg::NOTICE)<<"Warning: osgShadow::ShadowVolume technique is still in development, with current limitations that make it unsuitable for deployment. Please contact the osg-users for an update of developements."<<std::endl;
+    osg::notify(osg::INFO)<<"Warning: osgShadow::ShadowVolume technique is still in development, with current limitations that make it unsuitable for deployment. Please contact the osg-users for an update of developements."<<std::endl;
 }
 
 ShadowVolume::ShadowVolume(const ShadowVolume& sv, const osg::CopyOp& copyop):