TEST PLAN
----------
1) start your kohadevbox
2) cd kohaclone
3) git checkout -b bug_21947 origin/master
4) git bz apply 21947
5) reset_all
6) log in to staff client and add a 500$a with lots
of blank lines between strings with some HTML.
7) look at the opac record Title notes tab.
-- does it have <br>-mess? Should not.
8) repeat steps 5-7 on master, and you'll see
a <br>-mess.
9) run qa test tools
Signed-off-by: Owen Leonard <oleonard@myacpl.org> Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org> Signed-off-by: Nick Clemens <nick@bywatersolutions.com>