initial checkin of common webapp
forgot new file
Make it run (CONTROLLER was missing)
Continuing to try to make phylesystem-api work without opentree webapp
Fix default_application setup
Disallow /v2/ in robots.txt
No more 'common' webapp, use 'welcome' instead
Merge branch 'master' into common-webapp
Add robots.txt to static/ of 'phylesystem' webapp

This is now the preferred (and more likely) default app, since it will
return a minimal JSON response with links to API docs and code.
Merge pull request #492 from OpenTreeOfLife/common-webapp

This is looking good on devtree and devapi.