Minor tweak to model recon and gap fill
Minor tweak to model recon and gap fill

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