idcp-get-source: Get source code of installed versions of IDCP

IDCP is the Insertion Device Control Program
The program restores the source tree of IDCP, the Insertion Device
Control Program.

usage:
  idcp-get-source [options] COMMAND

commands:
  id ID     : Get sources currenty used for this ID (Insertion device)
  version VERSION :
              Get sources for the given version
  latest    : Get sources of the latest active version for the 
              given facility.
  ids       : Show known insertion devices
  versions  : Show all versions currently in use.

options:
  -h --help : this help
  --configure :
              Run 'idcp-configure' command in the source tree
  --build   : Run 'idcp-configure' and 'make' in the source tree
  --dir DIR : Create source tree in directory DIR. Otherwise a
              directory name is created from the VERSION string
              in the form YYYY-MM-DDTHHMMSS.
  --facility FACILITY :
              Use the given facility, currently known:
              bii      : BESSY storage ring, the default
              mls      : MLS storage ring
  --verbose : show executed commands
  --dry-run : do not create files, just show the commands

Examples:
  idcp-get-source id UE112 --build
      create source tree for the UE112 undulator and build the
      application
  idcp-get-source id UE112 --dir IDCP
      create source tree for the UE112 undulator in directory 'IDCP'
  idcp-get-source version 2020-01-10T11:23:00
      create source tree for version 2020-01-10T11:23:00
  idcp-get-source latest --facility mls
      create source tree for latest installed version for facility mls