close[t:4494] indexing is now HOT by default

git-svn-id: file:///svn/mysql/tokudb-engine/tokudb-engine@44583 c7de825b-a66e-492c-adef-691d508d4ae1

storage/tokudb/hatoku_hton.cc

@@ -82,7 +82,7 @@ static MYSQL_THDVAR_BOOL(create_index_online,
   "if on, create index done online",
   NULL, 
   NULL, 
-  FALSE
+  TRUE
   );
 static MYSQL_THDVAR_BOOL(disable_prefetching,
   0,