Allows to display callsign / user / statusmessage as icon in views. refs #122

* Icons
* update of resource file
* update in CValueObject classes callsign / user / statusmessage
* update in list models, data method for returning Pixmap

src/blackmisc/nwuser.cpp

@@ -168,6 +168,8 @@ namespace BlackMisc
                 return QVariant(this->m_realname);
             case IndexCallsign:
                 return this->m_callsign.toQVariant();
+            case IndexCallsignIcon:
+                return this->m_callsign.toIcon();
             default:
                 break;
             }