bugfix: remove subdirectory cg-common

[[Imported from SVN: r2590]]

doc/doxygen/Doxyfile

@@ -462,8 +462,7 @@ WARN_LOGFILE           =
 # directories like "/usr/src/myproject". Separate the files or directories 
 # with spaces.
 
-INPUT                  = ../../ag-common \
-			 ../../ag-common/cg-common
+INPUT                  = ../../ag-common 
 
 # This tag can be used to specify the character encoding of the source files that 
 # doxygen parses. Internally doxygen uses the UTF-8 encoding, which is also the default