correct typographic errors in comments

jme3-bullet/src/main/java/com/jme3/bullet/objects/PhysicsVehicle.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -283,8 +283,8 @@ public class PhysicsVehicle extends PhysicsRigidBody {
     }
 
     /**
-     * This vaue caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * This value caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
+     * handle the weight of your vehicle.
      * @param maxSuspensionForce
      */
     public void setMaxSuspensionForce(float maxSuspensionForce) {
@@ -292,8 +292,8 @@ public class PhysicsVehicle extends PhysicsRigidBody {
     }
 
     /**
-     * This vaue caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * This value caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
+     * handle the weight of your vehicle.
      * @param wheel
      * @param maxSuspensionForce
      */

jme3-bullet/src/main/java/com/jme3/bullet/objects/VehicleWheel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -242,7 +242,7 @@ public class VehicleWheel implements Savable {
 
     /**
      * The maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * handle the weight of your vehicle.
      * @param maxSuspensionTravelCm
      */
     public void setMaxSuspensionForce(float maxSuspensionForce) {

jme3-jbullet/src/main/java/com/jme3/bullet/objects/PhysicsVehicle.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -275,8 +275,8 @@ public class PhysicsVehicle extends PhysicsRigidBody {
     }
 
     /**
-     * This vaue caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * This value caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
+     * handle the weight of your vehicle.
      * @param maxSuspensionForce
      */
     public void setMaxSuspensionForce(float maxSuspensionForce) {
@@ -284,8 +284,8 @@ public class PhysicsVehicle extends PhysicsRigidBody {
     }
 
     /**
-     * This vaue caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * This value caps the maximum suspension force, raise this above the default 6000 if your suspension cannot
+     * handle the weight of your vehicle.
      * @param wheel
      * @param maxSuspensionForce
      */

jme3-jbullet/src/main/java/com/jme3/bullet/objects/VehicleWheel.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -237,7 +237,7 @@ public class VehicleWheel implements Savable {
 
     /**
      * The maximum suspension force, raise this above the default 6000 if your suspension cannot
-     * handle the weight of your vehcile.
+     * handle the weight of your vehicle.
      * @param maxSuspensionForce
      */
     public void setMaxSuspensionForce(float maxSuspensionForce) {