[poppler] Changes to 'signatureHandling'

[Albert Astals Cid]

New branch 'signatureHandling' available with the following commits:
commit 10693fb236ff92c6aa0c0a9f762362d2fd9ea738
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 20:19:00 2015 +0200

    include shuffling

commit 6e24d374987fbba0f5a133d73dfcb3e73129b534
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 19:59:09 2015 +0200

    Simplify biterange handling

commit 7afa26fc389f4b2aa67cdf286e9c4ebfb3d78de5
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 19:50:56 2015 +0200

    Disable SignatureInfo and SignatureHandler copy ctr and assignment operator

commit 5348f8d080ae9f0ee58d75fd7ae2bc9f23692eca
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 19:46:23 2015 +0200

    Fix some leaks in SignatureHandler

commit 17b3a8dc2f8ab50696dd1247c4b6dd75991ab17e
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 19:40:30 2015 +0200

    Signatures: keep Goostring and convert to uchar when needed

commit a4ac855435325225e3d89d83870ff08ec73d86f8
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:52:41 2015 +0200

    PDFDoc::getSignatureWidgets: Do not assume a given page exists

commit 6509068cf6e4a92359bcc5402f9e9eb9649d641c
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:45:47 2015 +0200

    SignatureHandler initialize members on constructor

commit 5d8dfaa9d55932cde638880bcee063a6f084689f
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:43:16 2015 +0200

    SignatureInfo::setSignerName: free old signer_name

commit f284cfc7394175ea675d7c76d97a1f8461cf17d2
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:42:11 2015 +0200

    Start function names on lowercase

commit 127ad3bb038d90ad7579e2e94cff2890869e2f43
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:40:31 2015 +0200

    FormFieldSignature::parseInfo: check for isString instead !isNull

commit e428a3b8449830bf00706b4ccf86c27a55970f1f
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:39:57 2015 +0200

    FormFieldSignature::parseInfo: Use shorter isName version

commit ba3a4ec30fcd303e91ef41bef491c230a822bd32
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:36:44 2015 +0200

    Delete the signature_info in FormFieldSignature not in pdfsigverify

commit e6b3d696adea70c79f60a67c275e23c29d2534c3
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:33:56 2015 +0200

    Make signature code more resilient
    
    Do not abort with sign-a-pdf-with-reader-enabled.pdf

commit 23fa84ff91666d1feb2242fe4572eb397c791c55
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:28:18 2015 +0200

    cmake: No need if NSS3_FOUND if it's required

commit 7a1dac27d380f0b1a68383525a4ae4a0c7f3e6f5
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:26:31 2015 +0200

    FormFieldSignature::validateSignature: Free to_check earlier

commit 71cc344d85aba7a4ae79e2c4c454341096a2329b
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:25:31 2015 +0200

    Remove PDFDoc::countSignatures

commit c68954dd73202f21b62899dc335fd74218d5b595
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:20:41 2015 +0200

    pdfsigverify: move assignment before if

commit 8727fe6c08b7326523d6e15c90ce89e5e9d7300e
Author: Albert Astals Cid <aacid at kde.org>
Date:   Mon Sep 14 01:20:16 2015 +0200

    pdfsigverify: no if before delete

commit eb1a6a6254fb393555d6d30b99f4ea800d8d446b
Author: André Guerreiro <aguerreiro1985 at gmail.com>
Date:   Mon Sep 14 01:17:30 2015 +0200

    Core: Support for digital signatures
    
    Coded with André Esser <bepandre at hotmail.com>
    
    Bug #16770