Many changes:
Many changes:

* added asserts in the constructor to make sure that the configuration parameters are complete
* moved to unified database API
* added support for JsonDumpStorage



git-svn-id: 0429bb2eb6f71f8cd87fe9410a915008a087abca@655 efcc4bdc-162a-0410-a8af-5b4b46c5376d

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