Addresses #378

Changes Doxyfile and comments to generate caller and callee graphs

git-svn-id: file:///svn/tokudb@2265 c7de825b-a66e-492c-adef-691d508d4ae1

src/lock_tree/locktree.c

@@ -3,6 +3,12 @@
 
 #ident "The technology is licensed by the Massachusetts Institute of Technology, Rutgers State University of New Jersey, and the Research Foundation of State University of New York at Stony Brook under United States of America Serial No. 11/760379 and to the patents and/or patent applications resulting from it."
 
+/**
+   \file  locktree.c
+   \brief Lock trees: implementation
+*/
+  
+
 #include <locktree.h>
 #include <ydb-internal.h>
 #include <brt-internal.h>