[PATCH 5 of 6] Use the current km from context for fix analysis W/Q subtitle

[Wald Commits]

# HG changeset patch
# User Raimund Renkert <rrenkert at intevation.de>
# Date 1412163698 -7200
# Node ID e15d2fc7aab4b9d47a050609cafa87de8e5db5e2
# Parent  1fa50d6a909b425e1276f39dbf6e77694a0eec40
Use the current km from context for fix analysis W/Q subtitle.

diff -r 1fa50d6a909b -r e15d2fc7aab4 artifacts/doc/conf/generators/discharge-diagrams.xml
--- a/artifacts/doc/conf/generators/discharge-diagrams.xml	Wed Oct 01 13:40:39 2014 +0200
+++ b/artifacts/doc/conf/generators/discharge-diagrams.xml	Wed Oct 01 13:41:38 2014 +0200
@@ -40,7 +40,7 @@
       <title key="chart.fixings.discharge.curve.title" default="Fixierungsanalyse W/Q"/>
     <subtitle key="chart.computed.discharge.curve.subtitle" default="-">
         <arg expr="artifact.river"/>
-        <arg expr="artifact.ld_locations" type="double"/>
+        <arg expr="context.currentkm" type="double"/>
     </subtitle>
     &discharge-defaults;
   </output-generator>