Method remapChanged

docs/app/js/sanddance-app.js:10642–10646

(remap)

        this.populate(this.dataScope.selection);
    }
    remapChanged(remap) {
        this.state.remapColor = remap;
        this.colorMapHandler(remap);
        this.render();
    }
    handleAction(action) {
        let p;
        const u = this.state.userSelection;