Small fixes made.


storage/maria/ma_loghandler.c:
  Check of transaction log descriptor table consistance added.\
  Incorrect record description fixed.
  Compiler warning fixed.
storage/maria/ma_loghandler.h:
  fixed ident.
storage/maria/unittest/ma_test_loghandler-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_first_lsn-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_max_lsn-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_multigroup-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_multithread-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_noflush-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_pagecache-t.c:
  Suppressing of automatic record writing
storage/maria/unittest/ma_test_loghandler_purge-t.c:
  Suppressing of automatic record writing