Merge branch 'kb/fast-hashmap'

* kb/fast-hashmap:
  Documentation/technical/api-hashmap: remove source highlighting

Author: gitster

Documentation/technical/api-hashmap.txt

@@ -166,7 +166,6 @@ Usage example
 -------------
 
 Here's a simple usage example that maps long keys to double values.
-[source,c]
 ------------
 struct hashmap map;