[PATCH 2 of 4] Fix DC group-by statement, there is no 'oid' variable around

[Wald Commits]

# HG changeset patch
# User Felix Wolfsteller <felix.wolfsteller at intevation.de>
# Date 1381840899 -7200
# Node ID f044fe2fa258e6c3d5da3f105992ae0ca7b8fea4
# Parent  55d9c184f58c08c8e9882fa6adfe17bd53d0fda8
Fix DC group-by statement, there is no 'oid' variable around.
Include project name instead.

diff -r 55d9c184f58c -r f044fe2fa258 artifacts/doc/conf/meta-data.xml
--- a/artifacts/doc/conf/meta-data.xml	Tue Oct 15 07:06:19 2013 +0200
+++ b/artifacts/doc/conf/meta-data.xml	Tue Oct 15 14:41:39 2013 +0200
@@ -1078,7 +1078,7 @@
       <dc:filter expr="$out_name = 'discharge_longitudinal_section' and $facet_name = 'discharge_longitudinal_section.w'">
         <dc:if test="dc:has-result()">
           <waterlevels-discharge>
-            <dc:group expr="concat($oid, ' ', $river, ' ', $a_gid, ' ', dc:date-format('dd.MM.yyyy - H:mm:ss', $a_creation), ' ', $collection_name)">
+            <dc:group expr="concat($river, ' ',  dc:date-format('dd.MM.yyyy - H:mm:ss', $a_creation), ' ', $collection_name)">
               <discharge description="{dc:group-key()}">
                 <dc:for-each>
                   <dc:element name="${facet_name}">