tweak README

README.md

@@ -18,12 +18,12 @@ Prerequisites
     * `libldap2-dev`
     * `libssl-dev`
     * `python3-dev`
-* Python/Django packages: see `requirements.txt`
+* Python/Django packages: see `requires/requirements.txt`
 
 Other versions may work but are untested.
 
-Installation
-------------
+Setup
+-----
 
 * Create project folder (for example `/opt/purist_account/`)
 * Copy project into project folder