OO-291: implement the popup to manage the areas in a course, add first draft...

OO-291: implement the popup to manage the areas in a course, add first draft of the rights management

src/main/java/org/olat/group/ui/edit/_content/tab_bgAreas.html

-<fieldset>
-	<legend>$r.translate("fieldset.legend.areas")</legend>
-	$r.contextHelpWithWrapper("org.olat.group.ui.edit","grp-select-area.html","help.hover.bgArea")
-#if ($noAreasFound)
-	#if ($isGmAdmin)
-		$r.translate("areachoice.no.areas.admin")
-	#else
-		$r.translate("areachoice.no.areas.owner")	
-	#end
-#else
-	$r.render("areasChoice")
-#end
-</fieldset>

src/main/webapp/static/themes/openolat/all/_icons.scss

@@ -231,6 +231,7 @@ li a.o_toolbox_blog { background-image: url('../openolat/images/le_resources/blo
 li a.o_toolbox_glossary { background-image: url('../openolat/images/le_resources/glossary.png'); }
 li a.o_toolbox_sharedfolder { background-image: url('../openolat/images/folder_shared.png'); }
 li a.o_toolbox_coursefolder { background-image: url('../openolat/images/le_resources/blue-folder.png'); }
+li a.o_toolbox_courseareas { background-image: url('../openolat/images/users.png'); }
 li a.o_toolbox_portfolio { background-image: url('../openolat/images/le_resources/portfolio.png'); }
 
 li a.b_toolbox_link { background-image: url('../openolat/images/bullet_black.png'); }