Updated czech translation

Change-Id: I8f24c84cee9f74c093cafa282df51095a02a3975
Signed-off-by: Petr kecinzer Řezníček <kecinzer@gmail.com>
Merge remote-tracking branch 'temasek/cm-12.0' into cm-12.0
More czech strings

Change-Id: I56c7c6054454acd58a8a1acb2036d7badda9484d
Signed-off-by: Petr kecinzer Řezníček <kecinzer@gmail.com>
Merge pull request #254 from cmke/cm-12.0

Updated czech translation