ID 217056 - hidden curves re-displayed when working between editor and panel setting keys

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Problem summary
hidden curves re-displayed when working between editor and panel setting keys
 
un-highlighting (hiding) curves in the editor, then working in the panel on displayed curve keys, the hidden curves are re-displayed, forcing user to un-highlight the curves not of interest again
 
customer reports problem varies persists with tree complexity; Support can repro it in simple case, though
 
Regression, started in Nuke9.0v5

Customer reported version
nuke.10.0v1

Customer reported platform
n_a_mac

Steps to reproduce
1.
Transform with keyframes set for 
translate x
translate y
rotate
scale

Repro steps for this, using script
/Users/dave/Downloads/_7873/7873_1_curveeditor.nk
in NUke10.0v1
1.
open the script  7873_1_curveeditor.nk in Nuke10.0v1

2.
open the Transform's panel
it has a Transform with keyframes set for 
translate x
translate y
rotate
scale
 
3.
display the curve editor
note that all curves are highlighted and displayed when you open the curve editor
 
4.
highlight only the translate.x curve by clicking on that value on the lefthand side of the curve editor; result: displays only the curve for translate.x
 
5.
drag the frame marker in the curve editor to another frame on the single curve that is displayed;
 
6.
in the panel 'set key' on that frame's translate.x knob for that curve
the curve editor re-displays all the curves of the Transform
 
Reproduced by support
On OS 10.10.5
 
yes in 
10.0v2
10.0v1
9.0v8
9.0v5
 
no in 
9.0v4
9.0v3 
9.0v1 
8.0v7 
7.0v9


Expected behaviour
when setting a single key in a panel for a displayed curve, other untouched curves should not be re-displayed in the curve editor

Actual behaviour
all the curves of the panel are re-displayed

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