misc: update view on contact banned

- use of specific MessagesAdapter::blockConversation function
- signal contactBanned subscription
- fix missing string

Gitlab: #82

Change-Id: I5e35d0939f8a5f23208f91f19bbb9cc2047b33b4

src/mainview/MainView.qml

@@ -577,6 +577,10 @@ Window {
             function onNeedToUpdateSmartList() {
                 mainViewWindowSidePanel.forceUpdateConversationSmartListView()
             }
+
+            function onContactBanned() {
+                showWelcomeView()
+            }
         }
 
         onNeedToGoBackToWelcomeView: {

src/mainview/components/ConversationSmartListView.qml

@@ -129,10 +129,7 @@ ListView {
         context: Qt.ApplicationShortcut
         enabled: root.visible
         onActivated: {
-            UtilsAdapter.removeConversation(UtilsAdapter.getCurrAccId(),
-                                            UtilsAdapter.getCurrConvId(),
-                                            true)
-            root.needToBackToWelcomePage()
+            MessagesAdapter.blockConversation(UtilsAdapter.getCurrConvId())
         }
     }
 

src/settingsview/components/BannedItemDelegate.qml

@@ -151,7 +151,7 @@ ItemDelegate {
             backgroundColor: "transparent"
 
             ToolTip.visible: hovered
-            ToolTip.text: reinstateContact
+            ToolTip.text: JamiStrings.reinstateContact
 
             onClicked: {
                 btnReAddContactClicked()