blastall -> blast+; syntax via NCBI's legacy_blast script

Switch to modern blast syntax.
On Tue, Aug 05, 2014 at 01:12:40PM -0700, Michael R. Crusoe wrote:
> > @@ -86,8 +86,12 @@ BLAST in both directions.  Note, this may take ~24 hours or longer;
> >  you probably want to run it in screen:
> >  ::
> >  
> > -   blastall -i trinity-nematostella.renamed.fa -d mouse.protein.faa -e 1e-3 -p blastx -o nema.x.mouse -a 8 -v 4 -b 4
> > -   blastall -i mouse.protein.faa -d trinity-nematostella.renamed.fa -e 1e-3 -p tblastn -o mouse.x.nema -a 8 -v 4 -b 4
> > +    blastx -db mouse.protein.faa -query trinity-nematostella.renamed.fa \
> 
> I'm running the acceptance tests again from this branch.

That is not a thorough test. -0 on changing this for now, but we can
keep the PR up.  Plus, this is ABSOLUTELY not a priority for the acceptance
tests.