Document how to enforce Bugzilla integration for all child projects

Change-Id: I1c7dfa6f6dc702bd17ce130c2400e94bb64da6da
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>
diff --git a/src/main/resources/Documentation/config.md b/src/main/resources/Documentation/config.md
index 40def47..a3bfc42 100644
--- a/src/main/resources/Documentation/config.md
+++ b/src/main/resources/Documentation/config.md
@@ -26,6 +26,10 @@
 and if yes this setting in the `project.config` of the `All-Projects`
 project is done automatically.
 
+If child projects must not be allowed to disable the Bugzilla integration
+a project can enforce the Bugzilla integration for all child projects by
+setting `plugin.its-bugzilla.enabled` to `enforced`.
+
 Comment links
 ----------------
 
@@ -93,7 +97,7 @@
     *** Bugzilla Integration
     ***
 
-    By default enabled for all projects [Y/n]?
+    Issue tracker integration for all projects? [DISABLED/?]: enabled
 
     *** Bugzilla connectivity
     ***