changed groupbox title for udp link from udp link to UDP Link (more professional)

(cherry picked from commit c3194971)

src/ui/CommConfigurationWindow.cc

@@ -99,7 +99,7 @@ CommConfigurationWindow::CommConfigurationWindow(LinkInterface* link, ProtocolIn
     }
     else if (dynamic_cast<UDPLink*>(link) != 0)
     {
-        ui.linkGroupBox->setTitle(tr("udp link"));
+        ui.linkGroupBox->setTitle(tr("UDP Link"));
     }
     else
     {