Updated czech translation

Change-Id: Id6c7533b9c4ed5f1370d00f8c43f25fa832f1e0b
Signed-off-by: Petr kecinzer Řezníček <kecinzer@gmail.com>

Updated czech translation

Change-Id: Ie533ce7fcabf3a67251ef1fc50a7675df059e000
Signed-off-by: Petr kecinzer Řezníček <kecinzer@gmail.com>
Merge pull request #253 from cmke/cm-12.0

Updated czech translation