- added sha1_hex UDF/SP - 40-character hexadecimal hash

- updated man pages

- allow 8 character long salt for sha256 and sha512 UDFs and SPs

- added sha256_hex UDF/SP - 64-character hexadecimal hash
- updated man pages
- internal code changes
- update meta information for UDF and SP definitions

- added sha-256 and sha-512 UDFs/SPs (hashes by glib2's crypt)

- updated man pages

- additional improvements to the make scripts (makertn, maketest)

  - better linker flag handling (EXTRA_LFLAG)
  - verbose output option (-v)

- improved the make scripts (makertn, maketest)

  - apr config binaries and db2 instance home are now detected automatically
  - print informational and error messages
- fix typo in apr_sha256 man page

fixed a potential segfault

- increased the input value length to 4096 bytes

allow an argument to hash an arbitary value