erp5_research_item: minor user interface improvements

bt5/erp5_research_item/SkinTemplateItem/portal_skins/erp5_research_item/ResearchItemModule_viewResearchItemList/listbox.xml

@@ -10,8 +10,8 @@
             <key> <string>delegated_list</string> </key>
             <value>
               <list>
+                <string>columns</string>
                 <string>title</string>
-                <string>selection_name</string>
               </list>
             </value>
         </item>
@@ -72,6 +72,21 @@
             <key> <string>values</string> </key>
             <value>
               <dictionary>
+                <item>
+                    <key> <string>columns</string> </key>
+                    <value>
+                      <list>
+                        <tuple>
+                          <string>title</string>
+                          <string>Title</string>
+                        </tuple>
+                        <tuple>
+                          <string>description</string>
+                          <string>Description</string>
+                        </tuple>
+                      </list>
+                    </value>
+                </item>
                 <item>
                     <key> <string>field_id</string> </key>
                     <value> <string>my_view_mode_module_listbox</string> </value>
@@ -80,10 +95,6 @@
                     <key> <string>form_id</string> </key>
                     <value> <string>Base_viewResearchItemFieldLibrary</string> </value>
                 </item>
-                <item>
-                    <key> <string>selection_name</string> </key>
-                    <value> <string>research_item_module_selection</string> </value>
-                </item>
                 <item>
                     <key> <string>target</string> </key>
                     <value> <string>Click to edit the target</string> </value>

bt5/erp5_research_item/SkinTemplateItem/portal_skins/erp5_research_item/ResearchItemModule_viewResearchSummaryReportData/listbox.xml

@@ -484,7 +484,7 @@
                 </item>
                 <item>
                     <key> <string>lines</string> </key>
-                    <value> <int>20</int> </value>
+                    <value> <int>0</int> </value>
                 </item>
                 <item>
                     <key> <string>list_action</string> </key>

bt5/erp5_research_item/SkinTemplateItem/portal_skins/erp5_research_item/ResearchItem_view.xml

@@ -80,7 +80,9 @@
                 <item>
                     <key> <string>center</string> </key>
                     <value>
-                      <list/>
+                      <list>
+                        <string>my_description</string>
+                      </list>
                     </value>
                 </item>
                 <item>