dox: change to use typedef name for structs

Doxyfile

@@ -180,7 +180,7 @@ SEPARATE_MEMBER_PAGES  = NO
 # The TAB_SIZE tag can be used to set the number of spaces in a tab. 
 # Doxygen uses this value to replace tabs by spaces in code fragments.
 
-TAB_SIZE               = 8
+TAB_SIZE               = 4 
 
 # This tag can be used to specify a number of aliases that acts 
 # as commands in the documentation. An alias has the form "name=value". 
@@ -281,7 +281,7 @@ SUBGROUPING            = YES
 # be useful for C code in case the coding convention dictates that all compound 
 # types are typedef'ed and only the typedef is referenced, never the tag name.
 
-TYPEDEF_HIDES_STRUCT   = NO
+TYPEDEF_HIDES_STRUCT   = YES
 
 # The SYMBOL_CACHE_SIZE determines the size of the internal cache use to 
 # determine which symbols to keep in memory and which to flush to disk.