nitdoc: make `DocComposite::title` writable

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/src/doc/doc_base.nit b/src/doc/doc_base.nit
index c866351..29efa62 100644 (file)
--- a/src/doc/doc_base.nit
+++ b/src/doc/doc_base.nit
@@ -111,7 +111,7 @@ abstract class DocComposite
        var id: String is writable
 
        # Item title if any.
-       var title: nullable String
+       var title: nullable String is writable
 
        # Does `self` have a `parent`?
        fun is_root: Bool do return parent == null