[pitivi] docs: Move the Plugins page to design

[Thibault Saunier <tsaunier src gnome org>]

commit ee9dbf89fb16ef1de1d1c9e68901b6648287f557
Author: Alexandru Băluț <alexandru balut gmail com>
Date:   Fri Aug 31 21:05:55 2018 +0200

    docs: Move the Plugins page to design

 docs/{ => design}/Plugins.md | 0
 docs/sitemap.txt             | 6 +++---
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/docs/Plugins.md b/docs/design/Plugins.md
similarity index 100%
rename from docs/Plugins.md
rename to docs/design/Plugins.md
diff --git a/docs/sitemap.txt b/docs/sitemap.txt
index c0e44ddf..7dd5a502 100644
--- a/docs/sitemap.txt
+++ b/docs/sitemap.txt
@@ -1,20 +1,19 @@
 index.md
        Install_with_flatpak.md
        Bug_reporting.md
+       Goals.md
+       Roadmap.md
        HACKING.md
                Development_workflow.md
                Git.md
                Coding_style_guide.md
                Command_line_tools.md
        The_people.md
-       Roadmap.md
-       Goals.md
        release.md
        Architecture.md
                GES.md
        crossplatform.md
                Mac_OS_X.md
-       Plugins.md
        Praise.md
        Project_history.md
        Current_events.md
@@ -57,6 +56,7 @@ index.md
                design/The_XGES_File_Format.md
                design/XGES_Examples.md
                design/Rendering_Profiles_Implementation.md
+               design/Plugins.md
                design/2007_design/2007_Advanced_UI_Mockups.md
                design/2007_design/2007_Advanced_UI_implementation.md
                design/2007_design/2007_Simple_UI_Mockups.md