Update index.adoc

docs/index.adoc

@@ -4,7 +4,6 @@
 // ====================================
 
 // configure EN settings for asciidoc
-include::src/config.adoc[]
 
 = image:./images/arc42-logo.png[arc42] SYG-wiq_es1d
 :revnumber: 8.2 EN
@@ -28,23 +27,6 @@ ifdef::backend-html5[]
 ++++
 endif::backend-html5[]
 
-
-include::src/about-arc42.adoc[]
-
-// horizontal line
-***
-
-[role="arc42help"]
-****
-[NOTE]
-====
-This version of the template contains some help and explanations.
-It is used for familiarization with arc42 and the understanding of the concepts.
-For documentation of your own system you use better the _plain_ version.
-====
-****
-
-
 // numbering from here on
 :numbered: