Added detail on how to build the code reference in the README

Sebastiano Merlino · Sebastiano Merlino · commit 51f4ce9e8ad4 · 2015-02-06T00:33:28.000Z
diff --git a/README.md b/README.md
@@ -149,7 +149,7 @@ involves running
 > ../configure  
 > make  
 > make install  
-> make doxygen-doc # if you want to build documentation
+> make doxygen-doc # if you want to build the code reference
 
 Optional parameters to configure script
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