Handle nersc locations

Merge pull request #10 from rlcee/sll_230602

deal with nersc

allow schema

allow --schema=root and --schema=http in samListLocations arguments

add features

• samListLocations can handle files on persistent
• dcachFileInfo can provide create date
• add ups built script

listlocations fix

Fix to count files which are in tape-backed dCache, but only on disk, not yet on tape, as "online".

webDav

• added dcacheFileInfo to use webDav interface to get dcache checksum or locality
• added switches to samListLocations to list only files on disk

add retire-only feature to samRm

add retire-only feature to samRm

remove jsonMaker

replaced with printJson in mu2etools

samListLocations

Merge pull request #1 from rlcee/210701

add samListLocations