merging in openid

Merge branch 'openid' of github.com:sociam/indx into unstable-perf
merging in todos

Merge branch 'unstable' of github.com:sociam/indx into unstable-perf
pgtest
Merge branch 'unstable' into unstable-perf
Fix objects not being root IDs in objects_by_id
Merge branch 'unstable' of github.com:sociam/indx into unstable-perf
Merge branch 'openid' of github.com:sociam/indx into unstable-perf
Merge branch 'openid' of github.com:sociam/indx into unstable-perf
Merge branch 'openid' of github.com:sociam/indx into unstable-perf