m_rsc_update emptied the pivot_date_* fields when date_ fields where not part of the update.

This fix also repivots the date fields on every pivot, not only on real updates.
(cherry picked from commit 8efa2a65730757f4b5fd84bdacaac8bfea0a1b86)
Added application/x-font-woff for webfonts.
(cherry picked from commit b6996b167a756125aeb64a9f67783dc9dcd09997)
Re-added the option of test-sending a mailinglist page to a single address.

This time it does not use a separate template but uses the mailinglist
template and the test mailinglist.
(cherry picked from commit 70f68666ebf8d273e09e63861087a26a0d661cf6)
Removed already_sent check from mod_mailinglist, which is not needed since the new interface.
(cherry picked from commit eba00bc1fe97f0dbd9d3979acdccfd492c9b3c76)
Allow modules to override admin TinyMCE options which were originally set in admin-common.js

This is done by all-cat-including a template which should contain javascript.
(cherry picked from commit 3d79c3a33315718e12559a96231c17fc348f4324)
Addressed the issues in the backup module. Fixes #220

Admin backup page now shows if the backup is configured correctly,
e.g. if it can find the commands needed to perform the backup.
(cherry picked from commit db078cffdb0f55a968f67b907be7be6a796aab8e)
mod_backup: make sure we have an archive dir before archiving.
(cherry picked from commit d8865446cb2c0afdd23bb0f346d0f2137c40b792)
Added option email_bounce_override to override bounce email address.

Fixes #211. Thanks to Michael Schreckenbauer.
(cherry picked from commit a1f452143d811f6215cc7d9e984078d50a10665d)
Allow id to be either number or unique name for resource_admin_edit.

Fixes #224
(cherry picked from commit 67e47442fb9aa90f81116cb961ad529df545d0f6)
Export z_session_manager:get_session_id/1.
(cherry picked from commit df0333cca39357afbcc90dd262fe1c2815f7f634)
z_html: do not escape/strip HTML when a property name ends in _html.

This is in addition to the two hardcoded property names 'body' and 'body_extra'.
(cherry picked from commit b8bc9b99acc36c2ad02bdacbdbceb8907d81a34e)
mod_survey: quick hack to put email validation on a field if you name it 'email'.
(cherry picked from commit e752745722ee3cc91567ac4c0755582034c95911)
z_html:escape_props/1 -  Make selecting escape function more safe.
(cherry picked from commit 43312bb93ddbad0d1d657ddcf4e84f624efd77e1)
Fixed picture rotation detection by tweaking the parser of the output of "exif -m -t Rotation".
(cherry picked from commit ca959aa661ed1c99e92a3f98c31d417fbb16998a)
mod_mailinglist - added bounce handling dialog.

Bouncing addresses are now conveniently shown in the mailing status
page, with the option to re-enable them, edit the address, and send
the mails again to those bounced addresses.

Added new boolean flag is_bounced to mailinglist_recipient table.
mod_mailinglist - fix include reference to mailing footer template.
(cherry picked from commit 043ba4004d38b97e9f825501bb394ed2fabb3378)
mod_mailinglist - attach documents to the mailing for each 'hasdocument' edge instead of 'document'.
(cherry picked from commit 64992826df28831a8873ca482df02947681d2985)
Fixed z_utils:tempfile() to respect OS environment variables.

And z_tempfile:new/0 now uses z_utils:tempfile/0.
(cherry picked from commit e4e476d2bc21d76273926f3052d55d05330540ce)
z_convert:to_json/1 now also accepts floating point numbers.
Fix SQL error in z_installer.

Fixes #229
(cherry picked from commit 0a25ba0c2d8313fb30da1f46b64dccee65005cd7)