OpenConnect v2.24 release

[David Woodhouse]

David Woodhouse (20):
      Use X-CSTP-Banner header to set $CISCO_BANNER
      Forget preconfigured password after one attempt; don't keep retrying.
      Include ctype.h for isxdigit()
      Move unhex() out of DTLS ifdef, to build with OpenSSL 0.9.7 again
      Fix purpose workaround to build against OpenSSL 0.9.7
      Improve handling of cert passphrase errors
      Update TODO list to reflect current status
      Make some functions static
      Update hardware support list
      Change OpenSSL version number check for const methods to 0.9.9
      Remove gratuitous -ldl from static OpenSSL link command
      Fix NetBSD build.
      Document NetBSD support
      Add DragonFly BSD too
      Work around OpenSSL SEGV when retrying PKCS#12 passphrase
      Create libopenconnect.a for GUI authentication dialogs to use.
      Document Ubuntu status
      Pointer to pkgsrc package
      Update to more permanent URL for pkgsrc package
      Tag version 2.24

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David Woodhouse                            Open Source Technology Centre
David.Woodhouse at intel.com                              Intel Corporation