prevent [enter] from disconnecting you from a server (#515)

src/clientdlg.cpp

@@ -235,17 +235,6 @@ CClientDlg::CClientDlg ( CClient*         pNCliP,
     }
 
 
-    // Mac Workaround:
-    // If the connect button is the default button, on Mac it is highlighted
-    // by fading in and out a blue background color. This operation consumes so
-    // much CPU that we get audio interruptions.
-    // Better solution: increase thread priority of worker thread (since the
-    // user can always highlight the button manually, too) -> TODO
-#if defined ( __APPLE__ ) || defined ( __MACOSX )
-    butConnect->setDefault ( false );
-#endif
-
-
     // File menu  --------------------------------------------------------------
     QMenu* pFileMenu = new QMenu ( tr ( "&File" ), this );
 

src/clientdlgbase.ui

@@ -343,8 +343,11 @@
           <property name="text">
            <string>C&amp;onnect</string>
           </property>
+          <property name="autoDefault">
+           <bool>false</bool>
+          </property>
           <property name="default">
-           <bool>true</bool>
+           <bool>false</bool>
           </property>
          </widget>
         </item>