[gedit/zbrown/deteplification-src: 302/633] docs: how-to-write-a-gedit-plugin: add links to unofficial tutorials

[Zander Brown <zbrown src gnome org>]

commit a1243accba8ef1f69f2ee51571705398e2a17de9
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Tue May 5 05:01:30 2020 +0200

    docs: how-to-write-a-gedit-plugin: add links to unofficial tutorials

 docs/how-to-write-a-gedit-plugin.md | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/docs/how-to-write-a-gedit-plugin.md b/docs/how-to-write-a-gedit-plugin.md
index c754d1729..69e833e27 100644
--- a/docs/how-to-write-a-gedit-plugin.md
+++ b/docs/how-to-write-a-gedit-plugin.md
@@ -38,3 +38,8 @@ More documentation and tips
 
 More documentation, for example a tutorial, would be useful. In the meantime,
 the recommended thing to do is to see how core gedit plugins are implemented.
+
+### Unofficial documentation and tutorials (may be outdated)
+
+- [Writing plugins in Python](https://wiki.gnome.org/Apps/Gedit/PythonPluginHowTo) (a little outdated)
+- [Writing plugins in Vala](https://wiki.gnome.org/Projects/Vala/Gedit3PluginSample) (maybe outdated)