Author: Petr Škoda
MDL-34441 fix switched lang strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=937777f3fed75d45f77a80a7533478f358334714
http://github.com/moodle/moodle/commit/937777f3fed75d45f77a80a7533478f358334714
+ 2.3 en [dbexport,tool_dbtransfer]
+ 2.3 en [dbtransfer,tool_dbtransfer]