remove duplicate message
remove duplicate message

search and replace in a non-plaintext file. how intelligent.

(cherry picked from commit 75e5a7a285a505a56e237bdf3f2c626f7865341e)

Change-Id: I2d60d91bd9b23135d21cf013329fdd650f316106
Reviewed-on: http://codereview.qt-project.org/4597
Reviewed-by: Qt Sanity Bot <5581206bb7e0307f0d99eb71898ae6b694149ca5@ovi.com>
Reviewed-by: Oswald Buddenhagen <6a8868beda3e139b5ac22b2534a23d3e6ba81819@nokia.com>

qtproject/qttranslations,Distrotech/qttranslations