Removing namespaces page from docs.

gameplay.doxyfile

@@ -548,7 +548,7 @@ SHOW_FILES             = YES
 # Namespaces page.  This will remove the Namespaces entry from the Quick Index 
 # and from the Folder Tree View (if specified). The default is YES.
 
-SHOW_NAMESPACES        = YES
+SHOW_NAMESPACES        = NO
 
 # The FILE_VERSION_FILTER tag can be used to specify a program or script that 
 # doxygen should invoke to get the current version for each file (typically from