[chronojump] Fixed 1RM save condition

[Xavier de Blas <xaviblas src gnome org>]

commit 85c19db79aa51fca2bd42526dfde88b07f0b93fd
Author: Xavier de Blas <xaviblas gmail com>
Date:   Thu Feb 19 12:31:30 2015 +0100

    Fixed 1RM save condition

 src/gui/encoder.cs |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index e5c4b18..334fde3 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -3267,7 +3267,7 @@ public partial class ChronoJumpWindow
                string contents = Util.ReadFile(UtilEncoder.GetEncoderSpecialDataTempFileName(), true);
                //if 1RM button is sensitive and there's no 1RM data 
                //(because a not-1RM test have been done and software has a sensitivity bug), return
-               if(contents != null && contents != "") {
+               if(contents == null || contents == "") {
                        new DialogMessage(Constants.MessageTypes.WARNING, Catalog.GetString("Not enough 
data."));
                        return;
                }