gnucash maint: Multiple changes pushed

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/3a9fbb89 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/2319dff8 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/9a0020a8 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/c75d9c0e (commit)
	from  https://github.com/Gnucash/gnucash/commit/398b75e1 (commit)



commit 3a9fbb899e8f358fc1187f4e9891a47ec6906909
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Sep 22 14:00:04 2017 -0700

    Release 2.6.18

commit 2319dff8ceab449836c36e67db69e4ff94a49cdd
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Sep 22 15:11:31 2017 -0700

    Remove automake version check for make dist.
    
    No longer doing an automake check so it's not needed.

commit 9a0020a8e7d01dd8ec34bb5ba96ffe3ec23648eb
Author: John Ralls <jralls at ceridwen.us>
Date:   Fri Sep 22 15:10:42 2017 -0700

    Fix typo in CA_DIST name.

commit c75d9c0e1801b1f4f588ed3144282b682dfca1f5
Author: John Ralls <john at localhost.localdomain>
Date:   Thu Sep 21 09:38:01 2017 -0700

    Import latest Farsi and Srpska translations from the translation project.



Summary of changes:
 CMakeLists.txt                   |     2 +-
 NEWS                             |    19 +
 accounts/ca/CMakeLists.txt       |     2 +-
 configure.ac                     |     2 +-
 po/fa.po                         | 31874 +++++++++++++++++++------------------
 po/sr.po                         | 11772 +++++++-------
 src/cmake_modules/MakeDist.cmake |    33 +-
 7 files changed, 21882 insertions(+), 21822 deletions(-)