gnucash-htdocs master: Fix link to GnuCash 2.4 Book.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-htdocs/commit/ccc9c7d0 (commit)
	from  https://github.com/Gnucash/gnucash-htdocs/commit/e5a5430c (commit)



commit ccc9c7d0a77345c815fb622fedc9ed818689caf7
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Mar 30 10:24:12 2019 -0700

    Fix link to GnuCash 2.4 Book.



Summary of changes:
 externals/menu.phtml | 6 +++---
 po/ca.po             | 4 ++--
 po/de.po             | 2 +-
 po/es.po             | 2 +-
 po/fr.po             | 2 +-
 po/hr.po             | 4 ++--
 po/hu.po             | 2 +-
 po/it.po             | 4 ++--
 po/ja.po             | 2 +-
 po/nb.po             | 2 +-
 po/nl.po             | 2 +-
 po/pl.po             | 2 +-
 po/pt.po             | 4 ++--
 po/zh_CN.po          | 2 +-
 po/zh_TW.po          | 2 +-
 15 files changed, 21 insertions(+), 21 deletions(-)