Update model_loader_and_viewer.adoc

Turned text notes into Admonitions.
Cleaned up image link blocks.

src/docs/asciidoc/sdk/model_loader_and_viewer.adoc

@@ -33,7 +33,7 @@ Also check out <<jme3/external/blender#,how to create compatible models in blend
 
 jMonkeyEngine SDK includes a model importer tool that allows you to preview and import supported models into your jMonkeyEngine3 project.
 [.right.text-left]
-image:https://github.com/jMonkeyEngine/sdk/raw/master/jme3-documentation/src/com/jme3/gde/docs/wp-uploads/2010/11/jmonkeyplatform003-300x117.jpg[jmonkeyplatform003-300x117.jpg,width="",height="",align="right"] +
+image:https://github.com/jMonkeyEngine/sdk/raw/master/jme3-documentation/src/com/jme3/gde/docs/wp-uploads/2010/11/jmonkeyplatform003-300x117.jpg[jmonkeyplatform003-300x117.jpg,width="",height=""] +
 image:https://github.com/jMonkeyEngine/sdk/raw/master/jme3-documentation/src/com/jme3/gde/docs/wp-uploads/2010/11/jmonkeyplatform002-300x218.jpg[jmonkeyplatform002-300x218.jpg,width="",height="",align="right"]
 
 
@@ -51,7 +51,7 @@ The model is converted to j3o and all necessary files are copied to the project
 == Using the model files directly
 
 [.right]
-image::sdk/jmonkeyplatform-docu-2.png[jmonkeyplatform-docu-2.png,width="421",height="298",align="right"]
+image::sdk/jmonkeyplatform-docu-2.png[jmonkeyplatform-docu-2.png,width="421",height="298"]
 
 
 .  Create a separate folder for each model in the `assets` folder of your project.
@@ -64,9 +64,15 @@ image::sdk/jmonkeyplatform-docu-2.png[jmonkeyplatform-docu-2.png,width="421",hei
 .  Double-click it to view it in the SceneViewer.
 .  Click on the lightbulb to turn on the light if you cannot see your model.
 
-Note: It is important that you copy the model file and its textures to the correct assets folder before creating the j3o file because the paths for textures (and possibly other things) will be stored as absolute (to the assets folder root) when you convert that model. This means the texture location should not change after the import.
+[NOTE]
+====
+It is important that you copy the model file and its textures to the correct assets folder before creating the j3o file because the paths for textures (and possibly other things) will be stored as absolute (to the assets folder root) when you convert that model. This means the texture location should not change after the import.
+====
 
-Note: If the SceneViewer doesn't work refer to <<sdk/troubleshooting#,Troubleshooting jMonkeyEngine3 SDK>>.
+[NOTE]
+====
+If the SceneViewer doesn't work refer to <<sdk/troubleshooting#,Troubleshooting jMonkeyEngine3 SDK>>.
+====
 
 
 === Working With a Model