Added function which fakes threaded computation.
Polished suffixgetter and setter.
add function to copy seqstart positions into sortspace.
Remove GtSuffixposbuffer.
Moved code related to output of tail into GtSSSPbuf-class.
Moved code related to GtSSSPbuf into sfx-suffixgetset.c
Code cosmetics.
Make gt_suffixsortspace_setdirect a static function.
Simplified handling of bucketleftidx.
Added cloning of suffixsortspaces, add width of bucket to be sorted.
made sortoffset a parater (namely subbucketleft).
moved gt_callenummaxpairs to esa-maxpairs.c