Use correct case and real English.

Change-Id: I32f16361cf6c23996490af20f0ab8ad64a4648e2
Reviewed-by: Karsten Heimrich <karsten.heimrich@digia.com>
Revert "Add Japanese translation."

This reverts commit 00bc32474fb188622ca9086e4afc03142075186d.
Japanese translation will commit to 1.4 branch.

Change-Id: Ib6dbf740253c50ab678e4b6d4530a49acb835a6c
Reviewed-by: Niels Weber <niels.weber@digia.com>
Reviewed-by: Karsten Heimrich <karsten.heimrich@digia.com>