BoneTrack.clone() adds scales

[stephengold]

When a BoneTrack with scales == null is cloned, the result is a track with scales != null. While this behavior doesn't change the appearance of the animation, it is unexpected and unnecessary.

[pspeed42]

Is BoneTrack also using a strange patter for clone()? Or is this a different issue?

…

On Fri, Feb 23, 2018 at 4:07 PM, Stephen Gold ***@***.***> wrote: When a BoneTrack with scales == null is cloned, the result is a track with scales != null. While this behavior doesn't change the appearance of the animation, it is unexpected and unnecessary. — You are receiving this because you are subscribed to this thread. Reply to this email directly, view it on GitHub <#829>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AGrfnvuEwEIb2qYuC-eW7_YG5c4C3wfeks5tXyh-gaJpZM4SRepF> .

[stephengold]

BoneTrack isn't even JmeCloneable, so it's setting a bad example for others.

[stephengold]

PR#830 should've fixed this.