Hide private members in documentation

docs/doxygen.conf

@@ -302,7 +302,7 @@ EXTRACT_ALL            = YES
 # If the EXTRACT_PRIVATE tag is set to YES all private members of a class
 # will be included in the documentation.
 
-EXTRACT_PRIVATE        = YES
+EXTRACT_PRIVATE        = NO
 
 # If the EXTRACT_STATIC tag is set to YES all static members of a file
 # will be included in the documentation.
@@ -313,7 +313,7 @@ EXTRACT_STATIC         = YES
 # defined locally in source files will be included in the documentation.
 # If set to NO only classes defined in header files are included.
 
-EXTRACT_LOCAL_CLASSES  = YES
+EXTRACT_LOCAL_CLASSES  = NO
 
 # This flag is only useful for Objective-C code. When set to YES local
 # methods, which are defined in the implementation section but not in