[INTERNAL] index_sa_stree: runtime performance improved
[INTERNAL] index_sa_stree: runtime performance improved

git-svn-id: a7f2a8f7432d210e972fb03898013d213e2b549b@13082 e6417c60-b987-48fd-844e-b20f0fcc1017

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