Rename database section to documentation

_data/menu.yml

@@ -4,8 +4,8 @@
 - title: About the Project
   url: about
 
-- title: Database and Documentation
-  url: database
+- title: Documentation
+  url: documentation
 
 - title: Publications
   url: publications

documentation.md

@@ -1,11 +1,8 @@
 ---
 layout: post
-title: Database and Documentation
+title: Documentation
 ---
 
 ### [Governance Archaeology Database: v1.2](https://airtable.com/appvYlkHheYBuvDdR/shrPD4OrKdIMAfgwP)
 
-<p style="text-align: center;">
----
-TK: Documentation
-</p>
+### Documentation