link docs to raw github for now

index.html

@@ -300,7 +300,7 @@ <h2>Developer Documentation</h2>
                 <p>
                    Developer documents cover different aspects of designing, building and testing a BuildingBlock for reuse within your own application or publication to one or more Building Block registers.
                 </p>
-                <p>Documentation is a work in progress, a set of interim documents in raw form can be found <a href="https://github.com/opengeospatial/bblocks/docs">here</a>.</p>
+                <p>Documentation is a work in progress, a set of interim documents in raw form can be found <a href="https://github.com/opengeospatial/bblocks/tree/master/docs">here</a>.</p>
             </div>
 
         </div>