Removed semi-colon that was causing error when no command preceded it.  Its presense is now conditional.
Removed semi-colon that was causing error when no command preceded it.  Its presense is now conditional.

paczian/MG-RAST,wilke/MG-RAST,MG-RAST/MG-RAST,teharrison/MG-RAST,wilke/MG-RAST,teharrison/MG-RAST,paczian/MG-RAST,paczian/MG-RAST,MG-RAST/MG-RAST,teharrison/MG-RAST,teharrison/MG-RAST,MG-RAST/MG-RAST,MG-RAST/MG-RAST,teharrison/MG-RAST,teharrison/MG-RAST,paczian/MG-RAST,paczian/MG-RAST,wilke/MG-RAST,wilke/MG-RAST,wilke/MG-RAST,paczian/MG-RAST,wilke/MG-RAST,MG-RAST/MG-RAST,wilke/MG-RAST