AnalysisDataAdaptor now inherits from NakedTableAdaptor
BaseAdaptor supports transparent fetching from predeclared overflown columns
JobAdaptor now inherits from ObjectAdaptor
implemented input_column_mapping mechanism
used input_column_mapping mechanism to inherit AnalysisStatsAdaptor from ObjectAdaptor
cosmetic: changed the order of $runnalbe_object and $job initialization
moved the call to branch_name_2_code() from HiveGeneric into the DataflowRule object's setter
drop fetch_all_by_from_analysis_id_and_branch_code() method and rely on AUTOLOADed BaseAdaptor's methods instead