[longomatch] Fix exeception deleting palyers when none is selected

[Andoni Morales Alastruey <amorales src gnome org>]

commit 027ba8e8d7af147ab5673ddf10f68b0704a356be
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Mon Oct 13 14:50:14 2014 +0200

    Fix exeception deleting palyers when none is selected

 LongoMatch.GUI/Gui/Component/TeamTemplateEditor.cs |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/LongoMatch.GUI/Gui/Component/TeamTemplateEditor.cs 
b/LongoMatch.GUI/Gui/Component/TeamTemplateEditor.cs
index a5ab6a2..bb43701 100644
--- a/LongoMatch.GUI/Gui/Component/TeamTemplateEditor.cs
+++ b/LongoMatch.GUI/Gui/Component/TeamTemplateEditor.cs
@@ -110,7 +110,7 @@ namespace LongoMatch.Gui.Component
                }
 
                public void DeleteSelectedPlayers () {
-                       if (selectedPlayers.Count == 0) {
+                       if (selectedPlayers == null || selectedPlayers.Count == 0) {
                                return;
                        }
 
@@ -348,7 +348,6 @@ namespace LongoMatch.Gui.Component
                        team.List.Swap (p1, p2);
                        teamtagger.Substitute (p1, p2, team);
                }
-               
        }
 }