[chronojump] fix R issue in Windows

[Andoni Morales Alastruey <amorales src gnome org>]

commit 049e7a64249152ef98b9cac5b4cf72e89213e146
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Sat Sep 5 01:09:05 2009 +0200

    fix R issue in Windows
    	Replace every '\' with '/' in a file path, because R
    	uses '/' even in win32 for a file path

 src/stats/main.cs |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/stats/main.cs b/src/stats/main.cs
index 7ab052c..fb22ff4 100644
--- a/src/stats/main.cs
+++ b/src/stats/main.cs
@@ -1180,7 +1180,10 @@ public class Stat
 			//there will be always a png with chronojump_logo
 			fileName = directoryName+"/"+pngs.Length.ToString() + ".png";
 		} else
-			fileName = Path.GetTempPath()+"/"+fileName; 
+			fileName = Path.GetTempPath()+"/"+fileName;
+		//On win32 R understands backlash as an escape character and 
+		//a file path uses Unix-like path separator '/'		
+		fileName = fileName.Replace("\\","/");
 		
 		string rString = "png(filename = '" + fileName + "'\n" + 
 			" , width = " + gRO.Width + ", height = " + gRO.Height + ", units = 'px'\n" +