Sync maintenance release lcms2 2.7-1 (main) from Debian testing (main)

Please Merge lcms2 2.7-1 (main) from Debian unstable (main)

Explanation of the Ubuntu delta:
  * No change rebuild to get debug symbols on all architectures.
  * Merge with Debian, remaining change:
    - debian/patches/byte-order.patch: Use endian.h to determine byte order in use.
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https://github.com/mm2/Little-CMS/blob/master/ChangeLog

Fixed a possible segmentation fault in a non-happy path
Fixed a macro clash on SNONE.
Added a safety check on named color lists
Added a function to retrieve the iohandler of a given profile object
Remove unused vcproj files
Some maintenance fixes
utils/jpgicc/iccjpeg.c: Fix check if unsigned variable 'total_length'… …
Add missing comma in CGATS parser
Remove dead code.
Move unused var suppresor before the `return` statements.
Added a flag to clip negative values in unbounded transforms (only gray, rgb, cmyk)
Added a global optimization that merges consecutive matrices in pipelines. Fixes loss of precision in some transforms
New project for mac
Added license for iccjpeg.c
Added a project for VS2013
Fixed wrong handling of extra channels in some formatters.
Added an option in transicc for working in bounded mode
Added a version retrieval function
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Changelog entries since current xenial version 2.6-3ubuntu2:

lcms2 (2.7-1) unstable; urgency=medium

  * Imported Upstream version 2.7 (Closes: 819718)
  * No longer ship own copy of documentation source files
  * Removed patches (applied upstream)
    + update-manpages.patch
    + sanity-check-profiles-CVE-2014-0459.patch
    + endianness-verification-fix-powerpc.patch
  * Move to automatic dbgsym packages
  * Use secure URLs for Version Control System repository
  * Bump Standards version to 3.9.7, no changes needed
  * New patch: dont-write-uninitialized-memory-for-color-strings.patch
    Thanks to Jérémy Bobbio <email address hidden> (Closes: 815248)
  * Update maintainers field (Closes: 820138)

 -- Thomas Weber <email address hidden> Mon, 18 Apr 2016 15:53:10 +0200