Fix ROOT_URL in generate_oncall_report
Set a default for the splunk search index if it's not set by the config
Merge pull request #9 from benohara/root-url-fix

Fix ROOT_URL in generate_oncall_report
Merge branch 'root-url-fix'
Merge branch 'master' of github.com:etsy/opsweekly
update if we get the details from the db
Merge branch 'feature/updatedb' of github.com:benohara/opsweekly into feature/updatedb