Tutorial: move dev/team section to the bottom

... and change navigationan bar and header accordingly.

Resolves #139

Change-Id: I05dbd6d938324151e5eb1cbe15a66790da13c63c
diff --git a/templates/doc/korap.html.ep b/templates/doc/korap.html.ep
index b7e7091..2b0cae5 100644
--- a/templates/doc/korap.html.ep
+++ b/templates/doc/korap.html.ep
@@ -1,4 +1,4 @@
-% layout 'main', title => 'KorAP: Overview';
+% layout 'main', title => 'KorAP: Architecture & Development';
 
 %= page_title