removing single_genome check now that metagenomic option is an entirely separate App
removing single_genome check now that metagenomic option is an entirely separate App

dcchivian/kb_SPAdes,dcchivian/kb_SPAdes,dcchivian/kb_SPAdes,dcchivian/kb_SPAdes,dcchivian/kb_SPAdes,dcchivian/kb_SPAdes