use internal slider value for keypress action (#7828)
use internal slider value for keypress action (#7828)


stonebig/bokeh,aavanian/bokeh,stonebig/bokeh,dennisobrien/bokeh,jakirkham/bokeh,Karel-van-de-Plassche/bokeh,ericmjl/bokeh,timsnyder/bokeh,ericmjl/bokeh,mindriot101/bokeh,jakirkham/bokeh,bokeh/bokeh,dennisobrien/bokeh,aavanian/bokeh,ericmjl/bokeh,dennisobrien/bokeh,bokeh/bokeh,ericmjl/bokeh,bokeh/bokeh,stonebig/bokeh,dennisobrien/bokeh,Karel-van-de-Plassche/bokeh,aavanian/bokeh,Karel-van-de-Plassche/bokeh,jakirkham/bokeh,mindriot101/bokeh,timsnyder/bokeh,timsnyder/bokeh,timsnyder/bokeh,aavanian/bokeh,bokeh/bokeh,stonebig/bokeh,bokeh/bokeh,dennisobrien/bokeh,Karel-van-de-Plassche/bokeh,jakirkham/bokeh,Karel-van-de-Plassche/bokeh,aavanian/bokeh,jakirkham/bokeh,timsnyder/bokeh,ericmjl/bokeh,mindriot101/bokeh,mindriot101/bokeh