Fixing bug in metagenome modeling code
Fixing bug in metagenome modeling code

cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools,cshenry/fba_tools