[r-t] Jump methods

[Ben Willetts]

MBD:
> So how would you show 12345678 to 21364587?
> "34<-6" I suppose, but it's a little less intuitive somehow.

Er, I guess so.  I have to admit I hadn't thought of jumps coming the other
way!

> This system is also useless for multiple jumps within a change.

It's ok unless the jumps overlap.  But if you are having multiple bells
jumping all over the place, aren't you getting so far away from change
ringing as to be rather pointless?

Ben