filter out invalid sources for blast type
filter out invalid sources for blast type

This makes sure, you don't get to run any blast/blat job with a source that is actually not supported for that search type

Ensembl/public-plugins,muffato/public-plugins,muffato/public-plugins,muffato/public-plugins,muffato/public-plugins,Ensembl/public-plugins,Ensembl/public-plugins