As of workshop RW/KB

* Allow to "jump" to text message channel from ATC / aircraft
* changed timer connections for components to new SLOT syntax
* housekeeping:
** new function in network context for station by callsign
** refactored textmessage component, allow to select tab by slot
** wired up signal / slots in main GUI
** removed unused functions
** allow to select area and "myself" in infoarea

src/blackgui/components/maininfoareacomponent.cpp

@@ -45,6 +45,11 @@ namespace BlackGui
             return this->ui->comp_Aircraft;
         }
 
+        CMappingComponent *CMainInfoAreaComponent::getMappingComponet()
+        {
+            return this->ui->comp_Mappings;
+        }
+
         CUserComponent *CMainInfoAreaComponent::getUserComponent()
         {
             return this->ui->comp_Users;