make packing configuration simpler

Simplify packing/unpacking configuration. Remove all references to PersistRecoConf.

To be tested with LHCb!3750 (merged) DaVinci!747 (merged) MooreAnalysis!92 (merged) Analysis!918 (merged)

Hlt/Hlt1Conf/tests/options/test_allen_comp_dec_sel_rep.py

@@ -23,10 +23,11 @@ from __future__ import print_function
 import argparse
 from collections import defaultdict
 from Configurables import (ApplicationMgr, HistogramPersistencySvc,
-                           IODataManager, LHCbApp, ConfigCDBAccessSvc)
+                           IODataManager, LHCbApp, GitANNSvc)
 from DAQSys.Decoders import DecoderDB
 from GaudiConf import IOHelper
 import GaudiPython
+from PyConf.application import get_metainfo_repos
 
 parser = argparse.ArgumentParser()
 parser.add_argument("--input-mdf", help="Input MDF file")
@@ -40,12 +41,12 @@ IODataManager(DisablePFNWarning=True)
 # Disable warning about histogram saving not being required
 HistogramPersistencySvc(OutputLevel=5)
 # Decode Hlt DecReports
-ApplicationMgr(TopAlg=[
+ann = GitANNSvc("TCKANNSvc", Repositories=get_metainfo_repos())
+app = ApplicationMgr(TopAlg=[
     DecoderDB["HltDecReportsDecoder/Hlt1DecReportsDecoder"].setup(),
     DecoderDB["HltSelReportsDecoder/Hlt1SelReportsDecoder"].setup()
 ])
-
-ConfigCDBAccessSvc().File = "TCKData/config.cdb"
+app.ExtSvc += [ann]
 
 # Set up counters for recording decisions and selreport existence from MDF
 counts_from_mdf = defaultdict(lambda: defaultdict(int))