[gbrainy] Not show Mono.Addins preference is extensions disabled

[Jordi Mas <jmas src gnome org>]

commit f2b6ed7197e1baaccb81e64da8ebcae5800bdaea
Author: Jordi Mas <jmas softcatala org>
Date:   Sun Dec 4 14:44:29 2011 +0100

    Not show Mono.Addins preference is extensions disabled

 src/Clients/Classical/Dialogs/PreferencesDialog.cs |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/src/Clients/Classical/Dialogs/PreferencesDialog.cs b/src/Clients/Classical/Dialogs/PreferencesDialog.cs
index aae408b..74709c5 100644
--- a/src/Clients/Classical/Dialogs/PreferencesDialog.cs
+++ b/src/Clients/Classical/Dialogs/PreferencesDialog.cs
@@ -89,6 +89,10 @@ namespace gbrainy.Clients.Classical.Dialogs
 				}
 				more = store.IterNext (ref iter);
 			}
+
+			#if !MONO_ADDINS
+				loadextensionscheckbutton.Visible = false;
+			#endif
 		}
 
 		private GameDifficulty Difficulty {