BUG: Add missing LOCALE key into british_gut.py

Fixes #283
Merge pull request #284 from ElDeveloper/issue-283

BUG: Add missing LOCALE key into british_gut.py
BUG: multiple display indices were off by one
Merge pull request #285 from wasade/initialize_update

BUG: multiple display indices were off by one
ENH: check for maintenance mode
ENH: Maintenance template for those logged in
ENH: maintenance and production modes
ENH: addressing @adamrp's comments
Merge pull request #288 from wasade/site_maintenance

Site maintenance
BUG: typo in url
Merge pull request #298 from wasade/issue_295

BUG: typo in url
Merge branch 'master' of git://github.com/biocore/american-gut-web into issue-292

Conflicts:
	amgut/templates/no_auth_sitebase.html