Add Trim whitespace plugin docs.

Added the documentation (which was already present in
plugindocs/) to the TOC, so it's getting build and linked.

diff --git a/docs/source/index.rst b/docs/source/index.rst
index adaafb59944eb7869b7933aff54c87eb02cb3f79..24cde4e6a692a9fa1f8187474a166c3552b62203 100644 (file)
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -58,6 +58,7 @@ Part 2: Core plugin documentation
    plugindocs/flatpagesfile
    plugindocs/sampleplugin
    plugindocs/oauth
+   plugindocs/trim_whitespace
 
 
 Part 3: Plugin Writer's Guide