Author: Andrew Robert Nicols
MDL-32164 Add string for file encoding
AMOS BEGIN
CPY [encoding,tool_uploaduser],[fileencoding,mod_data]
AMOS END
http://git.moodle.org/gw?p=moodle.git;a=commit;h=a7026767bfe68de5946a630c24c38d339cb7d036
http://github.com/moodle/moodle/commit/a7026767bfe68de5946a630c24c38d339cb7d036
+ 2.3 en [fileencoding,mod_data]