MT3204 : Fix unstranslatable strings in JavaScript

MT3204 : Fix unstranslatable strings in JavaScript

For an explanation, see:

http://wiki.koha.org/doku.php?id=en:development:codingguidelines#translatable_text

This bug blocks entirely serials module. It isn't possible
to create/edit a subscription. Brocken JavaScript prevents
Search for a vendor and Search for Biblio dialog box
to pop-up.

Problem with new strings and new html tags inside the strings
this patch removes them

Signed-off-by: Henri-Damien LAURENT <henridamien.laurent@biblibre.com>
Signed-off-by: Galen Charlton <gmcharlt@gmail.com>