[BUG] Wrong position of toolbar when duplicate children component

When overwrite these two methods in 'select-comp' command everything works perfectly. 
The problem was that "el" doesn't exist in the DOM. 


`
    

            onHovered(em, component) {
                let result = {};

                if (component) {
                    const { view } = component;
                    const { el } = view;
                    const pos = this.getElementPos(el);

                    result = { el, pos, component, view };

                    if (pos.width > 0) {
                        this.updateToolsLocal(result);

                        if (el.ownerDocument === this.currentDoc) {
                            this.elHovered = result;
                        }
                    }
                }
            },
            onSelect() {
                const { em } = this;
                const component = em.getSelected();

                if (component) {
                    const { view } = component;
                    const { el } = view;

                    if (el) {
                        const pos = this.getElementPos(el);
                        const result = { el, pos, component, view };

                        if (pos.width > 0) {
                            this.elSelected = result;
                            this.updateToolsGlobal();
                            // This will hide some elements from the select component
                            this.updateToolsLocal(result);
                        }
                    }
                } else {
                    this.toggleToolsEl();
                    this.lastSelected = 0;
                }
            }