Expend by default all groups.

--HG--
branch : develop

src/app/tape/dialogs/dialogmdatabase.cpp

@@ -338,6 +338,7 @@ QTreeWidgetItem *DialogMDataBase::AddGroup(const QString &text)
     QTreeWidgetItem *group = new QTreeWidgetItem(ui->treeWidget);
     group->setText(0, text);
     group->setToolTip(0, text);
+    group->setExpanded(true);
     if (selectMode)
     {
         group->setFlags(Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);

src/app/tape/dialogs/dialogmdatabase.ui

@@ -42,6 +42,9 @@
       <property name="animated">
        <bool>true</bool>
       </property>
+      <attribute name="headerCascadingSectionResizes">
+       <bool>false</bool>
+      </attribute>
       <attribute name="headerMinimumSectionSize">
        <number>57</number>
       </attribute>