Update walking_character.adoc

Fixed broken links.

src/docs/asciidoc/jme3/advanced/walking_character.adoc

@@ -24,12 +24,12 @@ Some details on this page still need to be updated from old CharacterControl +++
 
 Several related code samples can be found here:
 
-*  link:http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/bullet/TestPhysicsCharacter.java[TestPhysicsCharacter.java] (third-person view)
-*  link:http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/bullet/TestWalkingChar.java[TestWalkingChar.java] (third-person view)
-**  Uses also link:http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/bullet/BombControl.java[BombControl.java] 
+*  link:https://github.com/jMonkeyEngine/jmonkeyengine/blob/master/jme3-examples/src/main/java/jme3test/bullet/TestPhysicsCharacter.java[TestPhysicsCharacter.java] (third-person view)
+*  link:https://github.com/jMonkeyEngine/jmonkeyengine/blob/master/jme3-examples/src/main/java/jme3test/bullet/TestWalkingChar.java[TestWalkingChar.java] (third-person view)
+**  Uses also link:https://github.com/jMonkeyEngine/jmonkeyengine/blob/master/jme3-examples/src/main/java/jme3test/bullet/BombControl.java[BombControl.java] 
 
-*  link:http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/bullet/TestQ3.java[TestQ3.java] (first-person view)
-*  link:http://code.google.com/p/jmonkeyengine/source/browse/trunk/engine/src/test/jme3test/helloworld/HelloCollision.java[HelloCollision.java] (first-person view)
+*  link:https://github.com/jMonkeyEngine/jmonkeyengine/blob/master/jme3-examples/src/main/java/jme3test/bullet/TestQ3.java[TestQ3.java] (first-person view)
+*  link:https://github.com/jMonkeyEngine/jmonkeyengine/blob/master/jme3-examples/src/main/java/jme3test/helloworld/HelloCollision.java[HelloCollision.java] (first-person view)
 
 The code in this tutorial is a combination of these samples.
 
@@ -454,4 +454,4 @@ public void onAnimChange(AnimControl control, AnimChannel channel, String animNa
 
 == See also
 
-*  link:http://hub.jmonkeyengine.org/forum/topic/bettercharactercontrol-in-the-works/[http://hub.jmonkeyengine.org/forum/topic/bettercharactercontrol-in-the-works/]
+*  link:https://hub.jmonkeyengine.org/t/bettercharactercontrol-in-the-works/25242[https://hub.jmonkeyengine.org/t/bettercharactercontrol-in-the-works/25242]