Merge exim4 4.86~RC4-1 (main) from Debian unstable (main)

FWIW I have added the dpkg-vendor and substitute provides in 4.86~RC3-1. The Ubuntu specific patch and build-dependency (Show Ubuntu distribution in SMTP banner.) is not included and I do not intend to pull it into Debian.

 Published on 2015-07-06

This bug was fixed in the package exim4 - 4.86~RC4-2ubuntu1

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exim4 (4.86~RC4-2ubuntu1) wily; urgency=low

  * Merge from Debian unstable. (LP: #1166671) Remaining changes:
    - debian/control, debian/patches/fix_smtp_banner.patch:
      + Show Ubuntu distribution in SMTP banner.
      + Build-Depends on lsb-release.

exim4 (4.86~RC4-2) unstable; urgency=medium

  * Drop libmysqlclient15-dev alternative build-dependency. Closes: #790463
  * Update list of upstream gpg-keys (0x4D1E900E14C1CC04 Phil Pennock,
    0x85AB833FDDC03262 Nigel Metheringham, 0xFFC0F14C84C71B6E Tony Finch,
    0xC4F4F94804D29EBA Todd Lyons, 0xBCE58C8CE41F32DF Jeremy Harris,
    0x63762CDA67E2F359 David Woodhouse, 0xAD5EDBB793EC57E4 Graeme Fowler),
    transition from debian/upstream-signing-key.pgp to
    debian/upstream/signing-key.asc.
  * Pull 75_Bump-LOCAL_SCAN_ABI_VERSION.patch from upstream GIT and update
    exim4-localscanapi-x.y provides to 2.0. A binNMU of sa-exim will then
    properly fix the issue. Closes: #790616

exim4 (4.86~RC4-1) unstable; urgency=medium

  * unexport/undefine TZ in debian/rules for reproducible build. It would be
    used as default value for TIMEZONE_DEFAULT.
  * New upstream version.
    + Unfuzz 31_eximmanpage.dpatch.

exim4 (4.86~RC3-2) unstable; urgency=medium

  * Upload to unstable.

exim4 (4.86~RC3-1) experimental; urgency=medium

  * Don't provide default-mta on Ubuntu and Ubuntu-derivatives. See LP-bug
    1166671.
  * New upstream version.

exim4 (4.86~RC2-1) experimental; urgency=medium

  * Drop nowadays unneeded XS-Testsuite: autopkgtest in debian/control
    (Thanks, lintian).
  * New upstream version:
    +Drop included patches.
     (-72_0001-Guard-routing-against-a-null-deref.-Bug-1639.patch,
     72_0002-Spamd-add-missing-initialiser.-Rspamd-mode-was-incor.patch,
     72_0003-DSN-fix-null-deref-when-bounce-is-due-to-conn-timeou.patch,
     72_0004-Content-scan-Use-ETIMEDOUT-not-ETIME-as-having-bette.patch)
  * Sync Debian config with upstream default config:
    + Set prdr_enable.
    + Add +smtp_protocol_error +smtp_syntax_error +tls_certificate_verified to
      log_selector option value.

exim4 (4.86~RC1-3) experimental; urgency=medium

  * Get time and date of latest debian/changelog entry and patch exim(on) to
    use these instead of __DATE__ and __TIME__.
  * Pull 72_0004-Content-scan-Use-ETIMEDOUT-not-ETIME-as-having-bette.patch
    from GIT to fix FTBFS on kfreebsd.

exim4 (4.86~RC1-2) experimental; urgency=medium

  * Pull three post-release fixes from upstream GIT. (null pointer
    derefencing, and spam scanning defaulting to rspam mode)
    + 72_0001-Guard-routing-against-a-null-deref.-Bug-1639.patch
    + 72_0002-Spamd-add-missing-initialiser.-Rspamd-mode-was-incor.patch
    + 72_0003-DSN-fix-null-deref-when-bounce-is-due-to-conn-timeou.patch

exim4 (4.86~RC1-1) experimental; urgency=medium

  * New upstream release.
    + Drop 84_Fix-truncation-of-items-in-headers_remove-lists-this.patch,
      refresh patches.
    + Update EDITME*, enable AUTH_TLS for -heavy.
    + Sync Debian config with upstream default config, rfc1413 calls are now
      disabled by default.
    + Uses MIME format b...