[chronojump] Detects if encoder gets disconnected while inertialBG thread is running

[Xavier de Blas <xaviblas src gnome org>]

commit 7c9506915968fafe2ade27416caa0f0bd6232011
Author: Xavier de Blas <xaviblas gmail com>
Date:   Wed Feb 15 16:36:34 2017 +0100

    Detects if encoder gets disconnected while inertialBG thread is running

 src/gui/encoder.cs |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/src/gui/encoder.cs b/src/gui/encoder.cs
index 49cb85f..8a3e845 100644
--- a/src/gui/encoder.cs
+++ b/src/gui/encoder.cs
@@ -5089,6 +5089,12 @@ public partial class ChronoJumpWindow
                //don't plot info here because this is sorking all the time
                //LogB.Information(" CapBG:"+ encoderThreadBG.ThreadState.ToString());
 
+               if(newValue < -100000 || newValue > 100000)
+               {
+                       LogB.Information("Encoder seems to be disconnected");
+                       stopCapturingInertialBG();
+               }
+
                return true;
        }