Author: Stephen Bourget
mdl-23003 XMLDB missing strings
Fix notices generated by editing a table name using the XMLDB editor
http://git.moodle.org/gw?p=moodle.git;a=commit;h=7a66fb6dec0774560a8756e1baca799c2344e672
http://github.com/moodle/moodle/commit/7a66fb6dec0774560a8756e1baca799c2344e672
+ 2.2 en [duplicatetablename,tool_xmldb]
+ 2.2 en [incorrecttablename,tool_xmldb]
+ 2.2 en [tablenameempty,tool_xmldb]