gnucash-on-osx master: Multiple changes pushed

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-on-osx/commit/6237c8fd (commit)
	 via  https://github.com/Gnucash/gnucash-on-osx/commit/d5533f72 (commit)
	 via  https://github.com/Gnucash/gnucash-on-osx/commit/28f7c3a7 (commit)
	 via  https://github.com/Gnucash/gnucash-on-osx/commit/12d4b9a1 (commit)
	from  https://github.com/Gnucash/gnucash-on-osx/commit/6bb5cdbd (commit)



commit 6237c8fdcc08642d078e9090a616da45a2d0c3df
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jan 27 12:56:05 2018 -0800

    Bring .jhbuildrc-custom up-to-date.

commit d5533f72662b711cea538220b3fb84dcc7032aa7
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jan 27 12:53:06 2018 -0800

    Remove references to deleted meta-gtk-osx-webkit1.6.

commit 28f7c3a72e1097a047feff0362dca712e19c5f4b
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jan 27 12:48:15 2018 -0800

    Remove data libexec element. No longer used.

commit 12d4b9a1b741ac9f2bee181dfeb8aefe5ffb2ad5
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Jan 27 12:41:51 2018 -0800

    gnucash.modules cleanup.
    
    * Change git.gnome.org uri to https
    * Update xmlsec to
    * Change $SRCROOT, defined only in my personal jhbuildrc-custom, to $JHBUILD_SOURCE,
      defined in jhbuildrc-gtk-osx.



Summary of changes:
 .jhbuildrc-custom                       | 18 ++++++++----------
 gnucash-bundler/gnucash-unstable.bundle |  5 -----
 modulesets/gnucash.modules              | 14 +++-----------
 3 files changed, 11 insertions(+), 26 deletions(-)