improve fetching beamtimeid in template components
improve beamtime component
catch beamtimeid exception
add localdir beamtimeid
extend absorber template component
add collect? components
update qbpm
add mythen2 detector and other components
fix nxscreate get/merge
add nxscreate compare
add keithley
add qbpm template component
switch to argparse
fix beamtimeid component
add beamlineid template component
add nxsfileinfo command
update dcm component naming
add help printout for nxscreate stdcomp
add change property value option into nxsetup