Doc: Locator accepts paths and namespaces

Change-Id: I7f3ba58677c706bd840cfef44abf6db7933b21e8
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>
Reviewed-by: hjk <hjk121@nokiamail.com>

doc/src/editors/creator-editors.qdoc

@@ -2165,6 +2165,10 @@
 
     \endlist
 
+    Filters locating files also accept paths, such as \c {tools/*main.cpp}.
+    Filters locating class and method definitions also accept namespaces,
+    such as \c {Utils::*View}.
+
     By default, the following filters are enabled and you do not need to use
     their prefixes explicitly: