Lines: Fix click event
Lines: Fix click event

Signed-off-by: martinRenou <a8278cece597ec79cc59974d3d55dbb79bb38416@gmail.com>

ChakriCherukuri/bqplot,SylvainCorlay/bqplot,SylvainCorlay/bqplot,SylvainCorlay/bqplot,bloomberg/bqplot,ChakriCherukuri/bqplot,bloomberg/bqplot,ChakriCherukuri/bqplot,bloomberg/bqplot