* First implementation, functional
First implementation, functional. Only 2 lines of code.
* Added min 200px, max 500px
Added validation to constrait the panel to have at least a minimum of 200px and a maximum of 500px.
* Update project.js
Change the pref key to facetsHistoryPanelWidth.
* Change to ui.browsing.facetsHistoryPanelWidth
Change ui.facetsHistoryPanelWidth to ui.browsing.facetsHistoryPanelWidth.
Co-authored-by: Antonin Delpeuch <antonin@delpeuch.eu>