focus on the tab of the new search

gui/griffon-app/controllers/com/muwire/gui/MainFrameController.groovy

@@ -32,6 +32,9 @@ class MainFrameController {
     
     @ControllerAction
     void search() {
+        def cardsPanel = builder.getVariable("cards-panel")
+        cardsPanel.getLayout().show(cardsPanel, "search window")
+        
         def search = builder.getVariable("search-field").text
         def uuid = UUID.randomUUID()
         Map<String, Object> params = new HashMap<>()

gui/griffon-app/views/com/muwire/gui/SearchTabView.groovy

@@ -55,6 +55,7 @@ class SearchTabView {
         parent = mvcGroup.parentGroup.view.builder.getVariable("result-tabs")
         parent.addTab(searchTerms, pane)
         int index = parent.indexOfTab(searchTerms)
+        parent.setSelectedIndex(index)
         
         def tabPanel
         builder.with {