Enable "Explore" action on root folder.

Author: cdujeu

core/src/plugins/access.fs/fsActions.xml

@@ -6,7 +6,7 @@
 				accessKey="folder_access_key">
 				<context selection="true" dir="" recycle="false"
 					actionBar="true" actionBarGroup="put" contextMenu="true" infoPanel="true"/>
-				<selectionContext dir="true" file="true" recycle="false"
+				<selectionContext dir="true" file="true" recycle="false" enableRoot="true"
 					unique="true" allowedMimes="ajxp_folder,AJXP_MIMES_ZIP" behaviour="hidden">
 				</selectionContext>
 			</gui>