incremental improvement to user guide ToC
diff --git a/user_guide_src/source/index.rst b/user_guide_src/source/index.rst
index e531825..b951612 100644
--- a/user_guide_src/source/index.rst
+++ b/user_guide_src/source/index.rst
@@ -37,9 +37,12 @@
*
overview/index
+ general/requirements
installation/index
general/index
libraries/index
- database/index
helpers/index
- documentation/index
\ No newline at end of file
+ database/index
+ documentation/index
+ general/quick_reference
+ general/credits
\ No newline at end of file