adding express service for status and health check pages
change 'alive' to 'ready' to more accurately reflect its function
adding hogan-expres for templates, and base template for status page.
merging
switch 'lastUpdate' to be seconds since Epoch
Merge branch 'master' of github.com:glg/nectar
once all indexes are built, we should either resolve and set the deltas to run, or reject and retry
Merge branch 'master' of github.com:glg/nectar
fixing reversion to lastupdated timestamp (we lost the time shift for
full and delta builds)
don't create unnecessary var
don't try to add to index if there are no results
improved logging
status page shows status of all indexes