* installcheck/Installcheck/Rest.pm (remove_source_line): Function to
  remove the source_line from all Message of a json reply.
* installcheck/Amanda_Rest_Configs.pl,
  installcheck/Amanda_Rest_Dles.pl,
  installcheck/Amanda_Rest_Dumps.pl,
  installcheck/Amanda_Rest_Labels.pl,
  installcheck/Amanda_Rest_Storages.pl,
  installcheck/Amanda_Rest_Storages_Labels.pl,
  installcheck/Amanda_Rest_Version.pl: Use remove_source_line.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5776 a8d146d6-cc15-0410-8900-af154a0219e0