[FIX] index_fm_stree: fixed some things left from past revisions
[FIX] index_fm_stree: fixed some things left from past revisions

git-svn-id: a7f2a8f7432d210e972fb03898013d213e2b549b@13172 e6417c60-b987-48fd-844e-b20f0fcc1017

gkno/seqan,gkno/seqan,gkno/seqan,gkno/seqan,gkno/seqan,gkno/seqan,gkno/seqan