add additional sections to PDS
minor code rot updates
document metadata work in progress
hdata refactorings, add metadata create/update
Merge branch 'master' into develop
document metadata updates, squashing some regression bugs
fix db seed for mongoid 3.1
fix rendering for records with null updated_at
add metadata to atom feeds for entries
merge from pkmitre/mrnosal
conditional gets, fix broken ui helper tests
merge from pk
remove openid/oauth2 authorization server support
oauth2 token introspection
oauth2 client, theme support
Merge branch 'develop' of https://github.com/ssayer/patient-data-server