Merge branch 'issue-61' of https://github.com/josenavas/american-gut-web into issue-61
Remove extraneous configs
Add support for AG_CONFIG environment var
Fix error type on missing section
Warn when there are extra config sections/options
Merge branch 'master' of https://github.com/biocore/american-gut-web into issue-61
Merge branch 'issue-61' of https://github.com/josenavas/american-gut-web into issue-61
Merge pull request #1 from adamrp/issue-61

Issue 61