fix links

docs/modules/tutorials/pages/how-to/modeling/blender/blender.adoc

@@ -349,7 +349,7 @@ The goal of this tutorial is to explain briefly how to bake light map in blender
 
 == Importing the model in the SDK and creating the appropriate material
 
-Once this is done, export your model with one of the 3D model xref:jme3/features#supported-external-file-types,Supported External File Types] and convert it into a `.j3o` with the SDK, or the JME link:{link-javadoc}/com/jme3/export/binary/BinaryExporter.html[BinaryExporter].
+Once this is done, export your model with one of the 3D model xref:ROOT:jme3/features.adoc#supported-external-file-types[Supported External File Types] and convert it into a `.j3o` with the SDK, or the JME link:{link-javadoc}/com/jme3/export/binary/BinaryExporter.html[BinaryExporter].
 
 *  Create material for it using the lighting definition.
 *  Add the colorMap in the diffuse map slot and the lightMap in the light map slot.

docs/modules/tutorials/pages/how-to/modeling/blender/blender_ogre_compatibility.adoc

@@ -7,7 +7,7 @@ Here you can find working combinations of Blender and the OgreXML exporter, with
 
 [WARNING]
 ====
-As of Blender version 2.8+, OgreXML is no longer compatible for exporting. See <<jme3/features#supported-external-file-types,Supported External File Types>> for other options.
+As of Blender version 2.8+, OgreXML is no longer compatible for exporting. See xref:ROOT:jme3/features.adoc#supported-external-file-types[Supported External File Types] for other options.
 ====
 
 

docs/modules/tutorials/pages/how-to/modeling/blender/mixamo.adoc

@@ -251,7 +251,7 @@ NOTE: If the action is not visible, navigate to the `Dope Sheet Editor` and from
 == Export
 
 
-Your rigged file is now ready to export. Export your model using one of the xref:jme3/features#supported-external-file-types,Supported External File Types] of your choice.
+Your rigged file is now ready to export. Export your model using one of the xref:ROOT:jme3/features.adoc#supported-external-file-types[Supported External File Types] of your choice.
 
 
 == Appending Blender Animations