for services supposed to return a timedelta, the degenerate case was return float. changed to returning timedelta(0)
for services supposed to return a timedelta, the degenerate case was return float.
changed to returning timedelta(0)



git-svn-id: 0429bb2eb6f71f8cd87fe9410a915008a087abca@2530 efcc4bdc-162a-0410-a8af-5b4b46c5376d

cliqz/socorro,twobraids/socorro,pcabido/socorro,Tayamarn/socorro,bsmedberg/socorro,Tchanders/socorro,AdrianGaudebert/socorro,rhelmer/socorro,Tchanders/socorro,twobraids/socorro,rhelmer/socorro,Serg09/socorro,AdrianGaudebert/socorro,spthaolt/socorro,m8ttyB/socorro,twobraids/socorro,Tchanders/socorro,cliqz/socorro,yglazko/socorro,yglazko/socorro,bsmedberg/socorro,Tayamarn/socorro,adngdb/socorro,KaiRo-at/socorro,linearregression/socorro,yglazko/socorro,m8ttyB/socorro,luser/socorro,adngdb/socorro,Serg09/socorro,adngdb/socorro,mozilla/socorro,pcabido/socorro,bsmedberg/socorro,KaiRo-at/socorro,cliqz/socorro,spthaolt/socorro,mozilla/socorro,yglazko/socorro,cliqz/socorro,luser/socorro,twobraids/socorro,pcabido/socorro,m8ttyB/socorro,twobraids/socorro,mozilla/socorro,pcabido/socorro,m8ttyB/socorro,spthaolt/socorro,luser/socorro,Tchanders/socorro,linearregression/socorro,lonnen/socorro,Serg09/socorro,m8ttyB/socorro,linearregression/socorro,linearregression/socorro,luser/socorro,spthaolt/socorro,Tayamarn/socorro,yglazko/socorro,Tchanders/socorro,pcabido/socorro,luser/socorro,Serg09/socorro,mozilla/socorro,AdrianGaudebert/socorro,spthaolt/socorro,mozilla/socorro,KaiRo-at/socorro,Serg09/socorro,twobraids/socorro,luser/socorro,rhelmer/socorro,lonnen/socorro,Tayamarn/socorro,lonnen/socorro,adngdb/socorro,AdrianGaudebert/socorro,KaiRo-at/socorro,cliqz/socorro,m8ttyB/socorro,pcabido/socorro,adngdb/socorro,bsmedberg/socorro,linearregression/socorro,AdrianGaudebert/socorro,spthaolt/socorro,lonnen/socorro,mozilla/socorro,adngdb/socorro,AdrianGaudebert/socorro,Tchanders/socorro,rhelmer/socorro,Serg09/socorro,KaiRo-at/socorro,Tayamarn/socorro,bsmedberg/socorro,linearregression/socorro,rhelmer/socorro,KaiRo-at/socorro,cliqz/socorro,rhelmer/socorro,yglazko/socorro,Tayamarn/socorro