add test_data
new testing tasks
added threads options to be used by blast
removed debugging print
raising an error for missing binaries
adding crb-blast
capture output from express
making variables global
removed comment
futzing
new test file
removing debugging code
removed some more prints
Merge branch 'chimera' of github.com:cboursnell/transrate into cboursnell-chimera

Conflicts:
	bin/transrate
Merge branch 'cboursnell-chimera'
Merge branch 'master' of github.com:Blahah/transrate