* amandad-src/amandad.c, common-src/amservice.c,
  server-src/amcheck.c, server-src/dumper.c,
  server-src/planner.c, perl/Amanda/Util.swg: Call make_crc_table
* common-src/security-util.c: Compute and print crc32 of each packet if
  debug_auth >= 6.
* common-src/util.c (make_crc_table, crc32_init, crc32_add,
  crc32_finish): New functions to handle crc32.
* common-src/util.h: prototype the new functions.
* device-src/xfer-dest-taper-cacher.c,
  device-src/xfer-dest-taper-directtcp.c
  device-src/xfer-dest-taper-splitter.c
  server-src/dumper.c
  server-src/xfer-source-holding.c: compute and print crc32 of the data stream.
* xfer-src/element-glue.c: Compute crc32 of an element.
* xfer-src/xfer-element.h (XferElement): Add crc.


git-svn-id: https://svn.code.sf.net/p/amanda/code/amanda/branches/3_3@5893 a8d146d6-cc15-0410-8900-af154a0219e0