 yet another retuning of the exceptions ignored by the jobs cleanup thread raised by JsonDumpStorage. Not  founds and duplicates are ignored, others are not ignored.
 yet another retuning of the exceptions ignored by the jobs cleanup thread raised by JsonDumpStorage. Not 
founds and duplicates are ignored, others are not ignored.



git-svn-id: 0429bb2eb6f71f8cd87fe9410a915008a087abca@844 efcc4bdc-162a-0410-a8af-5b4b46c5376d

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