fix for acdc
use xrdcp
Add userNameDN method clearing the cache.
make promptreco block closing configurable
Merge pull request #4860 from alexanderrichards/acdc_modconfig_fix

mod-config to set ACDC URL
Merge pull request #4857 from ticoann/fnal_eos_fix

use xrdcp (eos) for FNAL stage out
change to use only DBS3Uploader
Merge pull request #4905 from ticoann/dbs3_only_config

change to use only DBS3Uploader
Update ASO dependencies.
Merge pull request #4900 from HassenRiahi/AdduserNameDnMethod_1

Add userNameDN method
Merge pull request #4908 from HassenRiahi/FixASODeps

Update ASO dependencies.
Merge pull request #4910 from hufnagel/promptreco-blockclose

make promptreco block closing configurable