Merge pull request #21 from daisieh/pr21

move 0.5-splitseq.pl to old_code
Merge pull request #26 from daisieh/juliema

added flags for evalue and max_target_seqs
switching from file manipulation to hashing
 reverting the check for prefix.
rearranged temp file accesses.
The output is now a table of where the pieces of the target had best blast hits against the contigs.
fixed merge
merge