Fixes #1546
Fixes #1547.
Remove cogent.parse.blast.BlastResult in favor of teh brokit
Replace MinimialBlatParser9 import with teh brokit
Merge branch 'master' into no-cog-yay
use brokit's denoiser
Remove teh tax2tree from assign_braxonomy.py
fix brokit license

thanks @ElDeveloper
Merge pull request #1553 from ElBrogrammer/no-cog-yay

No cog yay