compiled american_gut_project data

yet to be standardized/processed
Merge branch 'master' of https://github.com/samsmits/bioe45
american gun project metadata

metadata spreadsheet for the american gut project, fitted to the
collumns specified on the google spreadsheet
Updated AGP Metadata
AGP metadata in csv format
Merge branch 'master' of https://github.com/samsmits/bioe45