#1113 Link uml-reverse-mapper created class diagrams to readme, where needed

intercepting-filter/README.md

@@ -12,11 +12,10 @@ tags:
 ## Intent
 Provide pluggable filters to conduct necessary pre-processing and
 post-processing to requests from a client to a target
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+
+## Class diagram 
 ![alt text](./etc/intercepting-filter.png "Intercepting Filter")
 
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-
 ## Applicability
 Use the Intercepting Filter pattern when