replace the 'static' template menu by a dashboard menu

git-svn-id: http://svn.code.sf.net/p/itop/code/trunk@2070 a333f486-631f-4898-b8df-5754b55c2be0

datamodel/itop-problem-mgmt-1.0.0/datamodel.itop-problem-mgmt.xml

@@ -660,7 +660,7 @@
     <menu id="Problem:Overview" xsi:type="DashboardMenuNode" _delta="define">
       <rank>0</rank>
       <parent>ProblemManagement</parent>
-      <template_file>overview.xml</template_file>
+      <definition_file>overview.xml</definition_file>
     </menu>
     <menu id="NewProblem" xsi:type="NewObjectMenuNode" _delta="define">
       <rank>1</rank>