* common-src/conffile.c: Add compress-index and sort-index
* common-src/conffile.h: Add CNF_COMPRESS_INDEX and CNF_SORT_INDEX
* perl/Amanda/Config.swg: Add CNF_COMPRESS_INDEX and CNF_SORT_INDEX
* man/xml-source/amanda.conf.5.xml: Document compress-index and
  sort-index
* server-src/amindex.c (getindex_unsorted_fname,
                        getindex_unsorted_gz_fname,
                        getindex_sorted_fname,
                        getindex_sorted_gz_fname): New methods to
  retrieve the various names of the index files.
* server-src/amindex.h: Add prototype.
* server-src/amindexd.c: Read un/sorted un/compressed index file.
* server-src/amtrmidx.c: sort and un/compress index files.
* server-src/dumper.c: Do not compress the index stream if it must
  be sorted.
* NEWS: Document it.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5509 a8d146d6-cc15-0410-8900-af154a0219e0
* application-src/amgtar.c: Implement the index command.
* man/Makefile.am: Add amreindex.8
* man/xml-source/amanda.8.xml: Add amreindex.8
* man/xml-source/amreindex.8.xml: Document the new amreindex program.
* perl/Amanda/Logfile.swg: Add getindex_*_fname and getheaderfname
  methods.
* server-src/Makefile.am: Add amreindex.
* server-src/amreindex.pl: New program to reindex dumps.
* server-src/amtrmidx.c: Unlink a few more index files.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/trunk@5510 a8d146d6-cc15-0410-8900-af154a0219e0