/*!

\page editing_groups_page Editing groups

<em>To edit an existing group of elements:</em>
<ol>
<li>Select your group in the Object Browser and in the \b Mesh menu click
the <b>Edit Group</b> item or <em>"Edit Group"</em> button in the toolbar.</li>

\image html image74.gif
<center><em>"Edit Group" button</em></center>

The following dialog box will appear:

\image html editgroup.png

In this dialog box you can modify the name and the color of your group
despite of its type. You can add or remove the elements forming a
<em>standalone group</em>. You can change criteria of the filter of
the <em>group on filter</em>. For more information see
\ref creating_groups_page "Creating Groups" page.

<li>Click the \b Apply or <b>Apply and Close</b> button to confirm
modification of the group.</li>
</ol>

\anchor convert_to_standalone
<em>To convert an existing group on geometry or a group on filer into
a standalone group of elements and modify:</em>
<ol>
<li>Select your group on geometry (or your group on filter) in the
Object Browser and in the \b Mesh menu click the <b>Edit Group as
Standalone</b> item.</li> 

\image html image74.gif
<center><em>"Edit Group as Standalone" button</em></center>

The selected group will be converted into a standalone group and 
its contents can be modified.

<li>Click the \b Apply or <b>Apply and Close</b> button to confirm modification of the
group.</li>
</ol>

\sa A sample TUI Script of an \ref tui_edit_group "Edit Group" operation.  

*/