Bug 10310: Prevent submitting form with enter does not work with IE

Bug 10310: Prevent submitting form with enter does not work with IE

I am not able to test this patch with IE...
I tested it with Chromium and FF and it works great.

This patch can be tested on the neworderempty.pl page
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit efdf30bc476ab130b0dc4767ba38d68208eb2ca7)

Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>
(cherry picked from commit 84481e79527d8ad1c5a3393b716c17f550736857)

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
(cherry picked from commit 84481e79527d8ad1c5a3393b716c17f550736857)

Signed-off-by: Chris Hall <followingthepath@gmail.com>
(cherry picked from commit 9d5316e2fb4af51721cf7b11f22759811e344c77)